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Metagenics GI Sustain 840g

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GI Sustain™ is a medical food formulated to provide specialized nutritional support, including amino acids and prebiotic fiber, combined with...
$78.99 $67.14

GI Sustain™ is a medical food formulated to provide specialized nutritional support, including amino acids and prebiotic fiber, combined with readily digestible, low-allergenic-potential macronutrients for patients with leaky gut syndrome. Featuring L-glutamine and isomalto-oligosaccharides (IMO), this formula supports intestinal mucosal integrity and promotes the growth of beneficial bacteria to address dysbiosis associated with leaky gut syndrome.


  • Promotes the growth of healthy microflora in the gastrointestinal tract for the maintenance of good health
  • Supports microbial balance
  • Nourishes the cells of the colonic mucosa
  • Features low-allergy-potential rice protein concentrate supplemented with L-lysine HCl and L-threonine for an improved protein source
  • Provides rice syrup solids as a natural energy source
  • Provides a readily absorbed and metabolized lipid source
  • Provides the prebiotic IMO to selectively nourish beneficial bacteria, including lactobacillus and bifidobacteria
  • IMO is a gentle fiber that is naturally sweet but has a low-glycemic index
  • Formulated with nutrients such as zinc gluconate and L-glutamine to nutritionally support gastrointestinal mucosa integrity
  • Gluten Free

Dosage: Blend, shake or briskly stir 2 level scoops (60 grams) of GI Sustain™ with 237 ml (8 fl oz) of water or juice 1-2 times daily or as directed by your healthcare practitioner. Take a few hours before or after taking other medications.


Serving Size: 2 level scoops (60g)
Calories 220
Fat 5 g
Sodium 20 mg
Carbohydrate 32 g
Dietary Fiber 3 g
Rice Protein 7.5 g
L-Glutamine 250 mg
Potassium (dipotassium phosphate) 150 mg
Calcium (calcium citrate, dicalcium phosphate) 150 mg
Phosphorus (dicalcium phosphate, dipotassium phosphate) 87.5 mg
Magnesium (magnesium citrate) 60.5 mg
Vitamin C (ascorbic acid) 51 mg
Pantothenic Acid (calcium d-pantothenate) 50 mg
L-Glycine 50 mg
DL-Methionine 50 mg
L-Lysine (L-lysine HCl) 17.5 mg
L-Threonine 17 mg
Vitamin E (d-alpha tocopheryl acetate) 16.75 mg
L-Cysteine 12.5 mg
Zinc (zinc gluconate) 3.75 mg
Niacinamide 3.5 mg
Iron (ferrous fumarate) 1.8 mg
Beta-Carotene 750 mcg
Vitamin B6 (pyridoxine HCl) 0.35 mg
Riboflavin 0.3 mg
Thiamin (thiamin HCl) 0.263 mg
Copper (copper gluconate) 0.25 mg
Vitamin A (retinyl palmitate) 225 mcg
Folic Acid 70 mcg
Biotin 52.5 mcg
Chromium (chromium polynicotinate) 37.5 mcg
Vitamin B12 (cyanocobalamin) 1.05 mcg
Vitamin D (cholecalciferol) 0.625 mcg

Non-Medicinal Ingredients: Rice syrup solids, rice flour, isomaltooligosaccharides, olive oil, medium-chain triglycerides , natural vanilla flavour, silicon dioxide, and rosemary extract.

Metagenics GI Sustain 840g
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