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GI Sustain

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GI Sustain | Gastrointestinal Nutritional Support | 686 grams

About GI Sustain

GI Sustain™ by Metagenics is designed to provide gastrointestinal nutritional support. The formula is uniquely designed to help promote the growth of beneficial bacteria by including prebiotic nutrients, combined with readily digestible macronutrients.*

GI Sustain features L-glutamine and prebiotic isomalto-oligosaccharides (IMOs) to promote gastrointestinal health.*

Nourishes the cells of the intestinal mucosa*

• Features rice protein concentrate supplemented with L-lysine and L-threonine for a naturally-derived amino acid profile*
• Formulated with rice syrup solids as a naturally-derived energy source*
• Features medium-chain triglycerides, a readily absorbed and metabolized lipid source*
• Features prebiotic IMOs to selectively nourish beneficial bacteria, including lactobacilli and bifidobacteria*
• Formulated with zinc and L-glutamine to nutritionally support gastrointestinal mucosa integrity*
• Features methylated vitamin B12 and calcium L-5 methyltetrahydrofolate, a bioavailable folate*
Product Info-
Serving Size:2 Scoop
Servings Per Container:14
Amount Per Serving% Daily Value
Calories from Fat45
Total Fat5 g8%
Saturated Fat1.5 g8%
Total Carbohydrate32 g11%
Dietary Fiber3 g12%
Sugars9 g
Protein13 g
Vitamin A (2,500 IU as beta-carotene and 1,5000 IU as retinyl palmitate)4000 IU80%
Vitamin C (as ascorbic acid)102 mg170%
Vitamin D (as cholecalciferol)50 IU13%
Vitamin E (as d-alpha tocopheryl acetate)50 IU167%
Thiamin (as thiamin HCl)0.525 mg35%
Riboflavin0.595 mg35%
Niacin (as niacinamide)7 mg35%
Vitamin B6 (as pyridoxine HCl)0.7 mg35%
Folate (as calcium L-5-methyltetrahydrofolate)140 mcg35%
Vitamin B12 (as methylcobalamin)2.1 mcg35%
Biotin105 mcg35%
Pantothenic Acid (as D-calcium pantothenate)100 mg1000%
Calcium (as calcium citrate and dicalcium phosphate)300 mg30%
Iron ( as ferrous fumarate)3.6 mg20%
Magnesium (as magnesium citrate)121 mg30%
Zinc (as zinc gluconate)7.5 mg50%
Copper (as copper gluconate)0.5 mg25%
Manganese1.3 mg65%
Chromium (as chromium picolinate)75 mcg63%
Sodium20 mg
Potassium (as dipotassium phosphate)300 mg9%
Isomalto-Oligosaccharides3.4 g
Glycine100 mg
DL-Methionine100 mg
L-lysine (as L-lysine HCI)35 mg
L-Threonine34 mg
L-Cysteine (as L-cysteine HCl)25 mg
GI Sustain Ingredients:
Rice protein concentrate, rice syrup solids, rice flour, olive oil, medium-chain triglycerides, gum acacia, silica, natural flavors, ascorbic acid, and rice maltodextrin.
Dietary Considerations-
  • Gluten-Free
  • Non-GMO
Suggested Use-

Directions: Blend, shake, or briskly stir about 2 level scoops (60 grams) of GI Sustain into 8 ounces of chilled water or juice twice daily or as directed by your healthcare practitioner. For highly sensitive individuals, consider reducing consumption to 1/2 to 1 scoop with 4 to 5 ounces of chilled water or juice twice daily during the first 3 to 4 days before starting a full daily dose.


This product is Gluten Free.

Excess vitamin A intake may be toxic and may increase the risk of birth defects. Pregnant women and women who may become pregnant should not exceed 10,000 IU of preformed vitamin A (retinyl palmitate) per day.

Storage: Keep tightly closed in a cool, dry place. Keep out of reach of children.

Tamper Evident: Do not use it if the safety seal is missing or broken.

Contents are sold by weight, not volume. Some settling may occur during shipping and handling. Serving size is measured by weight with a scoop included for your convenience. The amount of product contained in two scoops may be above or below 60 grams due to variations in handling and product density.