Is Bariatric Surgery Right For You?

Weight loss surgery is the most effective long-term treatment for severe obesity — but it's not right for everyone. Here's how to know if you qualify and what to expect.

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What is Bariatric Surgery?

Bariatric surgery is a group of surgical procedures that treat obesity by modifying the digestive system — restricting stomach capacity, reducing nutrient absorption, or both. These are evidence-based medical treatments for a chronic, progressive disease. When diet and exercise have failed to produce lasting results, surgery is often the most medically appropriate next step.

Studies show that diet and exercise alone achieve sustained significant weight loss in fewer than 5% of severely obese patients. Surgery achieves meaningful, lasting results in more than 80% — with dramatic improvement in Type 2 diabetes, hypertension, sleep apnea, joint disease, fertility, and cardiovascular risk.

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Who Qualifies for Bariatric Surgery?

[TABLE] Criterion | Standard Requirement | Notes

BMI >= 40 | Qualifies without comorbidities | Also approximately 100+ lbs overweight

BMI 35-39.9 | Qualifies with 1+ obesity-related condition | Diabetes, hypertension, sleep apnea, GERD, arthritis

BMI 30-34.9 | May qualify with severe metabolic disease | Poorly controlled Type 2 diabetes is the most common indication

Prior weight loss attempts | Required documentation | Most insurances require 3-6 months of supervised diet history

Age | 18-65 standard; evaluated individually outside this range | 16-17 with parental consent on case-by-case basis

Psychological clearance | Required for all candidates | Mental health screening — a safeguard, not a barrier

Nicotine-free | Must quit before surgery | Active smokers have dramatically higher complication rates

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Conditions Bariatric Surgery Treats

Type 2 Diabetes: 80-90% remission rates after bypass and duodenal switch. Many patients discontinue all diabetes medications within days of surgery.

Obstructive Sleep Apnea (OSA): Resolves or significantly improves in 80-85% of patients. Most patients discontinue CPAP use within 12-18 months.

Hypertension: Resolves in 65-75% of patients; medications reduced or eliminated in many more.

GERD / Acid Reflux: Typically resolves after gastric bypass. Note: gastric sleeve may worsen reflux in some patients.

PCOS (Polycystic Ovary Syndrome): Menstrual regularity and fertility improve substantially as hormones normalize with weight loss.

Knee and Hip Arthritis: Joint pain often dramatically improved as mechanical load decreases.

Non-Alcoholic Fatty Liver Disease (NAFLD): Liver fat decreases rapidly after surgery; early fibrosis may reverse.

Hyperlipidemia: Triglycerides and LDL cholesterol typically normalize within 3-6 months of surgery.

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Laparoscopic Gastric Sleeve (VSG)

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The most commonly performed bariatric procedure in the United States — accounting for more than 60% of all weight loss surgeries annually.

[STATS] 60-70% Excess Weight Lost | 75-80% Stomach Removed | 1-2 Days Hospital Stay | 45-75 Min Operative Time

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How Gastric Sleeve Surgery Works

The gastric sleeve permanently removes approximately 75-80% of the stomach, leaving a narrow, vertical tube shaped like a sleeve or banana. This is performed laparoscopically through 5-6 small incisions.

The most critical aspect of the sleeve is what is removed: the fundus of the stomach — the large, bag-like upper portion that produces ghrelin, commonly known as the hunger hormone. Patients report dramatically reduced hunger and appetite after surgery.

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Step by Step: What Happens in the OR

Step 1: General anesthesia is administered. You are fully asleep throughout the entire procedure.

Step 2: Five to six small laparoscopic ports (5-12mm) are placed in the upper abdomen.

Step 3: Carbon dioxide gas gently inflates the abdominal cavity to create working space for instruments.

Step 4: A calibration tube (bougie) is placed through your mouth into the stomach to guide the staple line size and shape.

Step 5: A surgical stapler fires 6-8 times along the greater curvature, separating the sleeve from the portion to be removed.

Step 6: The removed stomach tissue is extracted through one of the laparoscopic ports.

Step 7: The staple line is tested for leaks using methylene blue dye or air insufflation under direct visualization.

Step 8: Instruments removed, incisions closed with absorbable sutures. Total OR time: approximately 45-90 minutes.

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Why Patients Choose the Sleeve

No intestinal rerouting | Food travels the same anatomical path as before surgery — simpler long-term nutritional picture

Ghrelin elimination | Removing the fundus eliminates the primary site of hunger hormone production — most patients report dramatically reduced hunger

Normal medication absorption | Birth control pills, thyroid medications, and other oral drugs absorb at the same rate as before surgery

Revision-friendly | The sleeve can be converted to bypass or SADI-S if additional weight loss is needed a straightforward future option

Shorter hospital stay | 1-2 nights vs. 2-3 for bypass; most patients go home the day after surgery

The gastric sleeve is permanent and irreversible. The removed stomach cannot be reattached. This is a critical consideration to discuss fully with Dr. Eakin or Dr. Beck before your decision.

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Roux-en-Y Gastric Bypass (RYGB)

The gold standard for severe diabetes, GERD, and BMI over 50 — backed by decades of long-term outcome data and the highest diabetes remission rates of any procedure.

70-80% Excess Weight Lost | 80-90% Diabetes Remission | 2-3 Days Hospital Stay | ~30 mL New Stomach Pouch Size

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How Gastric Bypass Works

Roux-en-Y gastric bypass is both restrictive and malabsorptive. It creates a very small stomach pouch (about 30 mL — the size of a large egg), then reroutes the small intestine so food bypasses the lower stomach, the entire duodenum, and the first portion of the jejunum.

This anatomical rerouting produces powerful metabolic effects independent of weight loss — including altered gut hormone signaling (GLP-1, GIP, PYY), changes in bile acid metabolism, and microbiome shifts that directly improve insulin sensitivity. Diabetes remission often occurs within days of surgery, before significant weight is lost.

[CALLOUT RED] NSAIDs Permanently Prohibited for Life. Ibuprofen (Advil), naproxen (Aleve), aspirin, and all NSAIDs are permanently contraindicated after gastric bypass. They cause marginal ulcers at the gastrojejunal anastomosis — a potentially life-threatening complication.

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Critical Lifelong Rules After Gastric Bypass

— No NSAIDs — ever. Ibuprofen, naproxen, aspirin, and all anti-inflammatory pain relievers are permanently prohibited.

— Oral contraceptives have reduced effectiveness due to intestinal malabsorption. Women must switch to non-oral methods (IUD, implant, patch, injection) immediately after surgery.

— Vitamin supplementation is non-negotiable for life — B12, calcium citrate, iron, vitamin D3, zinc, and folate daily forever.

— Alcohol absorption is dramatically faster — a small amount reaches the bloodstream far more rapidly. Risk of alcohol use disorder increases significantly after bypass.

— Dumping syndrome — high-sugar or high-fat meals can cause nausea, flushing, cramping, and diarrhea 15-30 minutes after eating. Protein-first eating prevents this.

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Lap Band Removal & Conversion Surgery

Why adjustable gastric bands fail, what to expect from removal, and why same-session conversion to sleeve or bypass is often the right choice.

Why Are Lap Bands Removed?

The adjustable gastric band — once popular — has a high long-term complication and failure rate. Studies show up to 60% of patients require reoperation within 10 years.

[TABLE] Complication | Description | Urgency

Band slippage | Stomach slips through or above the band, causing obstruction, reflux, vomiting | Urgent — days to weeks

Band erosion | Band migrates through the stomach wall into the lumen — rare but serious | Emergency

Esophageal dilation | Persistent restriction causes the esophagus to dilate and weaken over years | Elective — but progressive

Port/tube failure | Port flips, tubing kinks, connector leaks preventing proper fills | Elective

Insufficient weight loss | Patient did not achieve or maintain weight loss goals | Elective

Chronic dysphagia | Difficulty swallowing even with band fully deflated | Semi-urgent

Same-Session Conversion vs. Staged Approach

At Utah Surgery Group, Dr. Eakin and Dr. Beck assess stomach tissue quality at the time of band removal. Most patients are candidates for same-session conversion to gastric sleeve or bypass — eliminating a second anesthesia event and getting patients on the path to durable weight loss immediately.

A staged approach (band removal first, conversion 6-12 weeks later) is preferred when band erosion, significant infection, or severe tissue inflammation is present.

Duodenal Switch & SADI-S

The most powerful bariatric procedure available — combining maximum restriction with maximum malabsorption for patients with severe obesity or metabolic disease.

[STATS] 80-85%+ Excess Weight Lost | 85-90% Diabetes Remission | 2-4 Days Hospital Stay | 2-4 Hours Operative Time

BPD/DS vs. SADI-S — What's the Difference?

The duodenal switch exists in two modern forms. The classic biliopancreatic diversion with duodenal switch (BPD/DS) uses two intestinal connections. The single anastomosis duodeno-ileal bypass with sleeve (SADI-S), endorsed by ASMBS as equivalent, uses only one connection — reducing operative complexity.

[TABLE] Feature | BPD/DS (Classic) | SADI-S (Modern)

Intestinal connections | 2 (two anastomoses) | 1 (single loop)

Bowel bypassed | ~75% of small intestine | 60-75% of small intestine

Pyloric valve | Preserved | Preserved

Dumping syndrome risk | Low (pylorus intact) | Low (pylorus intact)

Weight loss (EWL) | 80-85%+ | Comparable 80-85%+

A comprehensive reference to help patients understand the key tradeoffs before their consultation.

[TABLE] Metric | Gastric Sleeve (VSG) | Gastric Bypass (RYGB) | SADI-S | Lap Band (Removal)

Excess Weight Loss | 60-70% | 70-80% | 80-85%+ | N/A (removed)

Diabetes Remission | 60-70% | 80-90% | 85-90% | 45-50%

Hospital Stay | 1-2 days | 2-3 days | 2-4 days | 1 day

GERD Impact | May worsen | Resolves | Neutral | Worsens

NSAIDs allowed? | Yes | NO — NEVER | Limited | Yes

Intestine rerouted | No | Yes | Yes | No

Best for | Lower BMI, GERD concern | T2D, severe GERD, BMI 40-60 | BMI 50+, max metabolic benefit | Band failure

The Pre-Operative Process

What happens between your first consultation and surgery day — every step explained.

All Four Procedures Compared Side by Side

[TABLE] Step | Timeline | What's Required

Initial Consultation | Your first visit | BMI assessment, health history, procedure discussion, insurance verification

Primary Care Clearance | 4-8 weeks before | EKG, labs, cardiac/pulmonary clearance, medication review

Nutrition Counseling | 1-3 sessions | Pre-op diet education, post-op food protocols, supplement planning

Psychological Evaluation | During workup | Screening for eating disorders, depression, readiness for lifestyle change

Sleep Study | If OSA suspected | Diagnose and treat before surgery to reduce anesthesia risk

Pre-Op Labs | 1-2 weeks before | CBC, CMP, HbA1c, lipids, thyroid, iron panel, HCG (women), vitamin levels

Pre-Op Diet Begins | 2-4 weeks before | High-protein liver reduction diet -- mandatory, non-compliance may cancel surgery

[TABLE] Step | Timeline | What's Required

Initial Consultation | Your first visit | BMI assessment, health history, procedure discussion, insurance verification

Primary Care Clearance | 4-8 weeks before | EKG, labs, cardiac/pulmonary clearance, medication review

Nutrition Counseling | 1-3 sessions | Pre-op diet education, post-op food protocols, supplement planning

Psychological Evaluation | During workup | Screening for eating disorders, depression, readiness for lifestyle change

Sleep Study | If OSA suspected | Diagnose and treat before surgery to reduce anesthesia risk

Pre-Op Labs | 1-2 weeks before | CBC, CMP, HbA1c, lipids, thyroid, iron panel, HCG (women), vitamin levels

Pre-Op Diet Begins | 2-4 weeks before | High-protein liver reduction diet -- mandatory, non-compliance may cancel surgery

Gender-Specific Preparation - Women

Up to 80% of bariatric patients are women. There are critical reproductive and hormonal considerations every female patient must understand before and after surgery.

Birth Control After Bariatric Surgery

[TABLE] Procedure | Birth Control Pill Safety | Recommended Methods

Gastric Sleeve | Safe -- no malabsorption | Any method; pill absorption is normal after sleeve only

Gastric Bypass | NOT reliable | IUD (hormonal or copper), implant (Nexplanon), patch, injection

SADI-S / Duodenal Switch | NOT reliable | Same as bypass -- non-oral contraception only

Women-Specific Pre-Op Labs

• Serum ferritin and iron panel: Iron deficiency anemia is common in menstruating women and must be corrected before surgery.

• HCG (pregnancy test): Required within 24 hours of surgery for all women of childbearing age -- no exceptions.

• TSH (thyroid): Untreated hypothyroidism impairs post-operative weight loss -- screen and treat before surgery.

• Folate and B12: Women of childbearing age must optimize folate pre-operatively and maintain it lifelong after surgery.

• Vitamin D: Deficiency is extremely common with obesity; supplement pre-operatively to optimize baseline levels.

Fertility & Pregnancy After Bariatric Surgery

Bariatric surgery resolves or significantly improves several leading causes of obesity-related female infertility -- including PCOS, anovulation, insulin resistance, and elevated androgens. Wait 12-18 months post-operatively before attempting pregnancy.

Gender-Specific Preparation - Women

Up to 80% of bariatric patients are women. There are critical reproductive and hormonal considerations every female patient must understand before and after surgery.

Birth Control After Bariatric Surgery

[TABLE] Procedure | Birth Control Pill Safety | Recommended Methods

Gastric Sleeve | Safe -- no malabsorption | Any method; pill absorption is normal after sleeve only

Gastric Bypass | NOT reliable | IUD (hormonal or copper), implant (Nexplanon), patch, injection

SADI-S / Duodenal Switch | NOT reliable | Same as bypass -- non-oral contraception only

Women-Specific Pre-Op Labs

• Serum ferritin and iron panel: Iron deficiency anemia is common in menstruating women and must be corrected before surgery.

• HCG (pregnancy test): Required within 24 hours of surgery for all women of childbearing age -- no exceptions.

• TSH (thyroid): Untreated hypothyroidism impairs post-operative weight loss -- screen and treat before surgery.

• Folate and B12: Women of childbearing age must optimize folate pre-operatively and maintain it lifelong after surgery.

• Vitamin D: Deficiency is extremely common with obesity; supplement pre-operatively to optimize baseline levels.

Fertility & Pregnancy After Bariatric Surgery

Bariatric surgery resolves or significantly improves several leading causes of obesity-related female infertility -- including PCOS, anovulation, insulin resistance, and elevated androgens. Wait 12-18 months post-operatively before attempting pregnancy.

Gender-Specific Preparation - Men

Male bariatric patients represent approximately 20% of cases -- but often present with more severe comorbidities, including more visceral obesity and higher rates of sleep apnea.

Testosterone, Hormones & Fertility in Men

Obesity suppresses testosterone through a well-documented mechanism: adipose (fat) tissue converts testosterone to estrogen via aromatization. Up to 40% of severely obese men have clinically low testosterone before surgery. Bariatric surgery reverses this -- testosterone typically normalizes within 3-12 months.

• Men on testosterone replacement therapy (TRT) should discuss this with their surgeon before surgery. Injectable testosterone increases VTE (blood clot) risk perioperatively.

• Post-op testosterone should be rechecked at 6 and 12 months -- many men discontinue TRT entirely after significant weight loss as endogenous production recovers.

• Male fertility improves after surgery -- testosterone increases, estrogen decreases, and sperm quality improves. Wait 12-18 months post-op before attempting to father children.

• Erectile function: Significant improvement documented at 6-12 months post-op in multiple published studies.

Gender-Specific Preparation - Men

Male bariatric patients represent approximately 20% of cases -- but often present with more severe comorbidities, including more visceral obesity and higher rates of sleep apnea.

Obesity suppresses testosterone through a well-documented mechanism: adipose (fat) tissue converts testosterone to estrogen via aromatization. Up to 40% of severely obese men have clinically low testosterone before surgery. Bariatric surgery reverses this -- testosterone typically normalizes within 3-12 months.

• Men on testosterone replacement therapy (TRT) should discuss this with their surgeon before surgery. Injectable testosterone increases VTE (blood clot) risk perioperatively.

• Post-op testosterone should be rechecked at 6 and 12 months -- many men discontinue TRT entirely after significant weight loss as endogenous production recovers.

• Male fertility improves after surgery -- testosterone increases, estrogen decreases, and sperm quality improves. Wait 12-18 months post-op before attempting to father children.

• Erectile function: Significant improvement documented at 6-12 months post-op in multiple published studies.

Testosterone, Hormones & Fertility in Men

The Pre-Operative Diet - The Complete Guide

The most common source of patient questions -- and the most important requirement before surgery. Here is everything you need to know about the liver reduction diet.

Why You Cannot Skip the Pre-Op Diet

Your liver sits directly above your stomach. In patients with obesity, the liver accumulates excess fat and glycogen, making it enlarged, heavy, and fragile. During laparoscopic bariatric surgery, your surgeon must lift and retract the left lobe of the liver to access the stomach. If the liver is too large or too fatty, it cannot be safely retracted -- this is the most common reason bariatric surgeries are cancelled or converted to open procedures on the day of surgery.

The 2-week high-protein, low-carbohydrate diet rapidly depletes liver glycogen stores and begins mobilizing liver fat -- shrinking liver volume by an average of 20% and dramatically reducing surgical risk.

Daily Pre-Op Diet Requirements

[TABLE] Requirement | Daily Target | Notes

Protein | 80-100g minimum | From protein shakes primarily; some lean protein allowed

Fluids | 64+ oz | Water, Crystal Light, SF drinks, broth, decaf coffee/tea

Protein shakes | 3-5 per day | 20g+ protein, less than 5g sugar, under 200 calories each

Total calories | 800-1,200/day | Do not go below 800 -- muscle loss and fatigue result

Duration | 2 weeks standard | 4 weeks required for BMI 50+ or significantly enlarged liver

Approved Foods

- Water -- still only; no sparkling, seltzer, or club soda of any kind

- Protein shakes (whey, casein, or plant-based; 20g+ protein, less than 5g sugar per serving)

- Lean protein: grilled chicken breast, water-packed tuna, egg whites, non-fat Greek yogurt (plain)

- Non-starchy vegetables: leafy greens, cucumbers, celery, broccoli, cauliflower (small amounts)

- Sugar-free beverages: Crystal Light, MiO, sugar-free Kool-Aid, decaf coffee/tea (no sugar)

- Broth: chicken, beef, or vegetable broth (low sodium preferred)

- Sugar-free gelatin (Jell-O) and sugar-free popsicles -- limited amounts

- Multivitamins, fish oil, and prescribed medications as directed

- Protein water (e.g., Isopure Protein Water) -- counts toward both fluid and protein goals

Prohibited -- Zero Exceptions

- All carbonated beverages -- soda, sparkling water, LaCroix, seltzer, club soda, beer, champagne

- All alcohol -- wine, beer, liquor, hard seltzers

- All starchy foods -- bread, pasta, rice, potatoes, crackers, cereal, oatmeal

- All sugary foods and drinks -- juice, soda, candy, cookies, pastries, regular Jell-O

- High-fat foods -- fried foods, fast food, full-fat dairy, fatty meats (pork, beef, lamb)

- NSAIDs -- ibuprofen (Advil), naproxen (Aleve), aspirin (unless prescribed for cardiac use)

- Herbal supplements and over-the-counter weight loss pills -- stop 2 weeks before surgery

- Nicotine in any form -- cigarettes, vaping, patches, gum -- must have negative nicotine test

The Pre-Operative Diet - The Complete Guide

The most common source of patient questions -- and the most important requirement before surgery. Here is everything you need to know about the liver reduction diet.

Why You Cannot Skip the Pre-Op Diet

Your liver sits directly above your stomach. In patients with obesity, the liver accumulates excess fat and glycogen, making it enlarged, heavy, and fragile. During laparoscopic bariatric surgery, your surgeon must lift and retract the left lobe of the liver to access the stomach. If the liver is too large or too fatty, it cannot be safely retracted -- this is the most common reason bariatric surgeries are cancelled or converted to open procedures on the day of surgery.

The 2-week high-protein, low-carbohydrate diet rapidly depletes liver glycogen stores and begins mobilizing liver fat -- shrinking liver volume by an average of 20% and dramatically reducing surgical risk.

Daily Pre-Op Diet Requirements

2-Week Sample Meal Plan & Product Guide

A day-by-day blueprint with specific product recommendations to make the pre-op diet achievable and effective. Mix flavors and brands to prevent taste fatigue over the full two weeks.

Recommended Protein Shakes

Premier Protein -- 30g protein, 1g sugar, 160 calories. Best value ready-to-drink (RTD). Available at Costco, Walmart, Target in bulk.

Fairlife Core Power Elite -- 42g protein, 6g sugar, 230 calories. Highest protein RTD available.

Isopure Zero Carb Protein Water -- 20g protein, 0g sugar, 80 calories per bottle. Clear liquid counts toward fluid AND protein goals.

Bariatric Advantage High Protein Meal Replacement (HPMR) -- 27g protein, 4g sugar per scoop. ASMBS-compliant bariatric powder.

Genepro Medical Grade Protein -- 30g protein per tablespoon, unflavored, mixes into anything. Zero taste.

Muscle Milk Pro Series -- 40g protein, 9g sugar, 280 calories. Good for higher calorie tolerance.

Sample Day 1 Meal Plan

[TABLE] Time | Meal | Protein | Calories

7:00 AM | Premier Protein shake (chocolate) | 30g | 160

10:00 AM | Isopure Protein Water (alpine punch) | 20g | 80

12:00 PM | 4 oz grilled chicken breast + 1 cup leafy greens | 28g | 175

3:00 PM | Premier Protein shake (vanilla) | 30g | 160

6:00 PM | 3 oz water-packed tuna + cucumber slices | 20g | 100

8:00 PM | Fairlife Core Power (vanilla) | 42g | 230

Throughout day | 64+ oz water, Crystal Light, broth, decaf coffee | 0g | 0-20

Your Hospital Stay

Your first 24-48 hours after surgery -- milestones, expectations, and discharge criteria.

[TABLE] Milestone | VSG / RYGB | SADI-S / Duodenal Switch

Hospital stay | 1-2 days | 2-4 days

First walk | 2-4 hours post-op | 2-4 hours post-op

Clear liquids | Same evening | Same evening (if tolerated)

Pain management | IV then oral non-NSAID | IV then oral non-NSAID

Discharge criteria | Tolerating sips, ambulating, pain controlled, no fever | Same, plus surgeon confirmation of adequate output

Activity restriction | No lifting more than 10 lbs for 6 weeks | No lifting more than 10 lbs for 6 weeks

The 5 Post-Operative Diet Phases

Your eating progresses through five distinct stages over the first 3 months. Advancing too quickly is the most common cause of staple line stress, nausea, and vomiting. Do not skip phases.

Phase 1 (Days 1-2): Clear liquids only. Water, broth, SF popsicles, SF gelatin. Sip 2 oz every 15 minutes. Goal: 48+ oz fluids per day.

Phase 2 (Days 3-14): Full liquids. Protein shakes, thinned cream soups, low-fat milk, non-fat plain Greek yogurt (thinned). Goal: 60g+ protein, 64+ oz fluids daily.

Phase 3 (Weeks 3-4): Pureed foods. Applesauce consistency only. Pureed protein (chicken, fish, eggs), pureed vegetables, cottage cheese. 3-4 oz per meal, 4-5 meals per day.

Phase 4 (Weeks 5-6): Soft foods. Soft-cooked fish, eggs, soft-cooked chicken, soft vegetables. 4 oz per meal. Protein first at every meal.

Phase 5 (Week 7+): General diet. Most foods tolerated in small portions. Protein first always. No carbonated beverages ever. Avoid slider foods.

Permanent Eating Rules

- Eat protein first -- every meal, every day, for the rest of your life

- No carbonated beverages of any kind, ever -- gas expands the pouch and causes severe pain

- No drinking with meals or for 30 minutes after -- liquids push food through and reduce restriction

- Stop eating at the first sign of fullness -- your new stomach gives very subtle signals

- Chew every bite 20-30 times -- small bites, slow pace, full focus at meals

- No straws -- they introduce air and carbonation risk

- No alcohol for at least 1 year -- alcohol use disorder risk is significantly elevated after bariatric surgery

Vitamins & Supplements -- Your Lifelong Protocol

Nutritional deficiencies after bariatric surgery are serious -- and entirely preventable with consistent daily supplementation. These are not optional. Deficiencies in iron, B12, vitamin D, and calcium develop silently over months to years and can cause irreversible neurological damage, bone loss, and anemia if not prevented.

[TABLE] Supplement | Daily Dose | Form | Critical Notes

Bariatric Multivitamin | 2 per day | Chewable (first 3 months), then capsule | Must be bariatric-specific -- NOT standard one-a-day (insufficient potency)

Calcium Citrate | 1,200-1,500 mg/day | Citrate form only -- NOT carbonate | Split into 3-4 doses; take separately from iron (blocks absorption)

Vitamin D3 | 3,000-5,000 IU/day | D3 (cholecalciferol) only | D2 is poorly absorbed; test levels at every lab draw

Vitamin B12 | 500-1,000 mcg/day | Sublingual (dissolves under tongue) | Oral pills not adequately absorbed after bypass -- sublingual bypasses intrinsic factor deficit

Iron | 45-60 mg elemental iron/day | Ferrous sulfate or ferrous fumarate | Take with vitamin C; do NOT take within 2 hours of calcium supplements

Folate (B9) | 400-800 mcg/day | Methylfolate preferred | Critical for women of childbearing age; deficiency causes birth defects and anemia

Zinc | 8-22 mg/day | Zinc gluconate or zinc citrate | Deficiency causes hair loss, poor wound healing, and impaired immunity

Thiamine (B1) | 12 mg/day minimum | Included in most bariatric multivitamins | Severe deficiency causes Wernicke encephalopathy -- permanent neurological damage

Exercise & Activity -- Building the New You

From your first post-op walk to full gym training -- a timeline that protects healing while building the physical foundation for lifelong weight maintenance.

[TABLE] Phase | Timeframe | Allowed Activities | Restrictions

Early recovery | Week 1 | Short walks 5-10 min, 4-5x/day; stairs OK | No lifting more than 10 lbs; no swimming

Building | Weeks 2-4 | Increase walk duration daily; light stretching | No core exercises; no lifting more than 10 lbs

Transitional | Weeks 5-6 | Light resistance bands; low-impact cardio (stationary bike, elliptical) | No heavy lifting; no contact sports

Active | Week 6+ with clearance | Full activity, gym, swimming, cycling, hiking | Get surgeon clearance first; avoid extreme contact sports

Long-term goal | Ongoing | 150+ min/week moderate cardio + 2 strength training sessions/week | Maintain muscle mass -- critical for keeping weight off

Advanced | Year 1+ | 5K, cycling, yoga, HIIT, weight training | No restrictions with physician clearance

Follow-Up Schedule

Regular monitoring is how complications are caught early and long-term success is sustained. These appointments are not optional -- they are part of your surgery.

[TABLE] Appointment | Timing | What Happens | Labs Required

Surgical follow-up | 2 weeks post-op | Wound check, incision assessment, diet phase transition | None

Dietitian + surgeon | 1 month post-op | Protein and fluid adequacy, supplement compliance, early concerns | None

Comprehensive labs | 3 months post-op | Full nutritional panel | CBC, CMP, iron/ferritin, B12, D, folate, PTH, thiamine, zinc, HbA1c

Comprehensive evaluation | 6 months post-op | Weight trajectory, mental health screen, dietitian review | Same as 3-month panel

Annual comprehensive | 1 year post-op | Full evaluation, bone density (bypass/switch patients) | Full panel + DEXA scan

Lifelong annual | Year 2+ every year | Deficiency surveillance -- they can develop years after surgery | Full nutritional panel

Support group | Ongoing -- monthly recommended | Peer support, accountability, behavioral strategies | None

Your Hospital Stay

Your first 24-48 hours after surgery -- milestones, expectations, and discharge criteria.

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[TABLE] Supplement | Daily Dose | Form | Critical Notes

Bariatric Multivitamin | 2 per day | Chewable (first 3 months), then capsule | Must be bariatric-specific -- NOT standard one-a-day (insufficient potency)

Calcium Citrate | 1,200-1,500 mg/day | Citrate form only -- NOT carbonate | Split into 3-4 doses; take separately from iron (blocks absorption)

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Long-Term Success -- Keeping the Weight Off

The surgery is a tool. These evidence-based strategies determine whether you use it effectively for life -- or regain weight within 5 years.

The Honeymoon Phase (Months 0-18)

The first 12-18 months after surgery are the honeymoon period -- hunger is minimal, restriction is maximal, and weight loss is most rapid. This is your single most important window to build the habits that will sustain you for decades. Patients who use this period to establish protein-first eating, daily movement, supplement compliance, and follow-up attendance consistently achieve the best 5- and 10-year outcomes. Patients who coast through the honeymoon period without building habits almost universally regain significant weight.

Evidence-Based Strategies for Sustained Success

- Never stop tracking protein. Appetite returns after 12-18 months and portions naturally expand -- tracking keeps protein first.

- Weigh yourself weekly, not daily. Daily weighing causes anxiety without actionable data. Weekly tracking catches regain early.

- Keep all follow-up appointments, especially when you feel fine. Labs detect silent deficiencies years before symptoms appear.

- Attend support groups. Published data shows support group participants maintain significantly more weight loss at 5 years.

- Never stop taking vitamins. Patients who stop vitamins 2-3 years post-op present with serious deficiencies. There is no safe stopping point.

- If you notice regain (more than 15-20 lbs), call us immediately. Early intervention is dramatically more effective than waiting. We have multiple tools -- dietary, behavioral, medication, and revision options.

Warning Signs -- When to Act Immediately

Most recoveries are smooth and uneventful. But knowing which symptoms are emergencies could save your life. When in doubt, call us or go to the ER.

Go to the Emergency Room Immediately

CALL 911 or go to nearest ER -- do not drive yourself: Chest pain or pressure. Severe shortness of breath. Sudden severe abdominal pain that does not improve in 30 minutes. Left shoulder pain (referred pain from diaphragmatic irritation -- sign of leak or internal bleeding). Leg pain with swelling and redness (DVT -- blood clot). High fever above 101.5F with chills and abdominal pain. Inability to keep any fluid down for more than 24 hours.

CALL OUR OFFICE at 801.352.5911 for: Nausea without vomiting lasting more than 2-3 days. Constipation more than 4 days without relief. Diarrhea more than 3-4 times daily for more than 3 days. Wound redness, swelling, or discharge at incision sites. Mood changes, depression, or anxiety following surgery. Questions about medications -- never start a new medication without asking us.

Comprehensive FAQ

The questions bariatric patients ask most -- answered directly and completely.

Q: How much weight will I lose? Weight loss depends on the procedure and your adherence to diet and lifestyle changes. Gastric sleeve patients lose 60-70% of excess body weight on average. Gastric bypass patients lose 70-80%. SADI-S and duodenal switch patients lose 80-85%+. Most patients reach their maximum weight loss at 12-18 months. Studies consistently show that at 10 years, most patients maintain 50-60% of their excess weight lost with proper follow-up.

Q: Is bariatric surgery safe? Yes. Bariatric surgery performed by fellowship-trained surgeons at accredited centers is very safe. The 30-day mortality rate is 0.1-0.3% -- lower than the risk of gallbladder removal or hip replacement surgery. The risks of NOT having surgery -- ongoing severe obesity, uncontrolled diabetes, progressive heart disease -- are dramatically higher.

Q: When can I return to work? Most patients return to sedentary work (desk jobs) within 1-2 weeks. Physical labor or jobs requiring lifting return to work in 4-6 weeks. Driving can resume when you are no longer taking prescription pain medication, typically 5-7 days post-op.

Q: What is the difference between gastric sleeve and gastric bypass? Gastric sleeve removes 75-80% of the stomach but does not reroute the intestines. Gastric bypass creates a small stomach pouch and reroutes the small intestine, producing both restriction and malabsorption. Bypass produces greater weight loss and better diabetes outcomes but has more long-term nutritional requirements and permanently prohibits NSAIDs.

Q: Will I be hungry after surgery? Most patients experience dramatically reduced hunger after surgery -- particularly after gastric sleeve, where the hunger hormone ghrelin is significantly reduced. However, hunger does return for most patients after 12-18 months as the body adapts. This is normal and expected -- which is why building protein-first habits during the honeymoon period is essential.

Q: What foods and drinks are permanently prohibited? Permanently prohibited for all procedures: Carbonated beverages of any kind (soda, sparkling water, beer, champagne) -- forever. For gastric bypass patients only: NSAIDs including ibuprofen, naproxen, and aspirin -- forever. High-sugar foods and drinks cause dumping syndrome in bypass patients. Alcohol requires extreme caution -- absorption is dramatically faster after all procedures.