Bariatric Skinny Gastric Bypass Diet

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Created By:
BariatricSkinny on Aug 16, 2012
Diet Plan Length:
Meals Per Day:
5 meals, 6 meals
Cooking Difficulty:
The Bariatric Skinny Gastric Bypass Diet plan is a five phase program specifically designed for eating after gastric bypass surgery. This program provides dietician-designed meal planning that helps ensure you eat properly and get the nutrition your body needs after surgery. Here are some key features:

  • Individually customized by the online dietician software.
  • Five diet phases: clear liquids, full liquids, pureed foods, soft/moist foods & regular diet.
  • Meal planning for all meals/snacks in all diet plan phases.
  • Dietician-designed to meet the nutrition needs of gastric bypass patients.

IMPORTANT: The content provided with this diet plan is for informational purposes only and is not intended in any way to be a substitute for professional medical advice, diagnosis or treatment. Please consult your physician prior to using this diet. If you have any digestive or other health-related issues after beginning this diet, please stop immediately and contact your physician.

Gastric Bypass Diet Rules:

Phase 1 – Clear Liquids
  • Day 1 and day 2 after surgery.
  • Calories: under 1,000 per day.
  • Fluid ounces: 32 or more per day.

Phase 2 – Full Liquids
  • Day 3 through day 14 post surgery.
  • Calories: 500 - 1,000 per day.
  • Fluid ounces: 32 or more per day.
  • Minimum protein grams per day: 40 for women, 60 for men.

Phase 3 – Pureed Foods (in blender)
  • Day 15 to the end of month 1 after surgery.
  • Calories: 1,000 - 1,400 per day.
  • 2 ounces of pureed protein per day.
  • 1- 2 ounces of pureed vegetables and fruits per day.

Phase 4 – Soft/Moist Foods
  • During month 2 post surgery.
  • Calories: 1,000 - 1,400 per day.
  • Calorie breakdown: 40% carbs, 30% protein and 30% fat.
  • Choose soft/moist foods that you can puree in your mouth.
  • No raw fruits and vegetables.
  • No crunchy foods: nuts, seeds, popcorn, etc.

Phase 5 – Regular Diet
  • Starts at the beginning of month 3 after surgery.
  • Calories: 1,000 and 1,600 per day.
  • Calorie breakdown: 40% carbs, 30% protein and 30% fat.
  • No more than 300 – 400 calories per meal.
  • At least 25 grams of fiber per day.
  • High in omega-3 and low in omega-6 fatty acids.

Important Post-Gastric Bypass Diet Tips:

In addition to following a post-gastric bypass diet plan, it is recommended that patients take a multivitamin and other nutritional supplements daily, avoid carbonation and adhere to certain eating habits. The tips below are generally recommended. Please consult your doctor prior to following any gastric bypass surgery diet related recommendations.

  1. Take a multivitamin, sublingual B12 supplement and a calcium citrate supplement daily.
  2. Eat protein first at each meal.
  3. Avoid carbonation forever.
  4. Do not use straws (possibility of gulping air).
  5. Eat slowly and chew foods 20+ times to puree in your mouth.
  6. Eat 3 meals plus 2 to 3 scheduled snacks per day - do not skip meals.

Sample Week of Meals