31 © Center for Weight Management & Wellness 2023
Possible Problems & Solutions (Bowel Movements)
Constipation
Short-term Solutions
✓ Increase your fluids – aim for 64 ounces daily.
✓ Try a laxative, such as Milk of Magnesia or Miralax, and take a stool softener up to 3 times daily.
✓ Try psyllium, a natural soluble fiber.
Long-term Solutions
✓ Increase your fluids – aim for 64 ounces daily.
✓ Increase your fiber intake.
o Eat more fruits, vegetables, legumes and whole grains if your diet stage permits.
o If you are unable to add more fiber through your diet, try a fiber supplement, such as Benefiber or
Metamucil.
o Slow and steady is the key to adding fiber to your diet. Start with a small amount, such as one serving of
fiber supplement or one extra serving of food with fiber. Stick with that amount for 1-2 weeks before
increasing as needed.
✓ Stay physically active.
✓ Continue taking a stool softener as needed.
Frequent Bowel Movements
✓ It is normal to have between 2-4 bowel movements per
day after SADI/DS.
✓ If having more frequent bowel movements, look for
potential food triggers (see right)
✓ Frequency and consistency of stools usually improve over
time as your intestines adapts in the months and years
after surgery but may be lifelong.
Diarrhea
✓ Loose stools and diarrhea are common after SADI/DS.
✓ Look for potential food triggers (see right)
✓ Eat slowly and chew thoroughly.
✓ Do not drink fluids with meals.
✓ Limit caffeinated beverages.
✓ Try a probiotic supplement – ask your dietitian for
suggestions.
✓ Try psyllium, a natural soluble fiber that can help thicken
stool.
✓ If you hare having more than 6-8 bowel movements per
day, contact your surgeon/PA.
Bloating/Gas/Cramping
✓ It is common to have a lot of gas that can be extremely
foul smelling after surgery.
✓ Look for potential food triggers like lactose, processed
carbs, sugar alcohols, and high fiber foods (see right)
✓ Avoid carbonated beverages.
✓ If drinking through a straw causes these problems, avoid
using one.
Oily Stool
✓ Stool that is loose but bulky, floats at the top, and droplets of oil on top of the water, can mean you are eating
too much fat in your diet (see right)
Possible Food Triggers
for Frequent Bowel Movements, Diarrhea,
Smelly Gas
Most Common:
• Lactose: dairy, cream, milk, soft cheese, ice
cream, protein shakes. See page 12 for
lactose free shake options.
• High sugar foods: sweets, cookies, cakes,
candies, ice cream, syrups.
• High fat foods: fried food, creamy sauces,
greasy food, oils, dressings, mayo, butter,
whole fat dairy, full fat cheese.
Additional triggers:
• Excess processed carbs: pasta, rice, cereal,
crackers, bread, chips, etc.
• Sugar alcohols: malitol, sorbitol, xylitol, etc.
found in sugar free candy, protein bars,
beverages, gum
• Fermentable fibers (add to diet slowly):
beans, lentils, legumes, broccoli, cauliflower,
cabbage, brussels, onion, garlic, fruits.
• Gastric irritants: alcohol, caffeine.
Tip: Keep a food journal and bring with you to
your next dietitian appointment so we can
review with you. You do not need to avoid all of
the foods on this list, only the ones that cause
you symptoms!