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GI Sustain™ (Metagenics)

GI Sustain™ (Metagenics)


GI Sustain™ 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 an 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*


Suggested Use:
Blend, shake, or briskly stir about 2 level scoops (49 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 ½ 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.

Serving Size: About 2 Scoops (49 g)  

Amount Per Serving  / Daily Values
Calories ... 170     
Total Fat ... 5 g       6%*
   Saturated Fat ... 1.5 g    8%*
Total Carbohydrate ... 24 g     13%*
   Dietary Fiber ... 5 g       7%*
   Total Sugars ... 9 g**
  Includes 5g Added Sugars  10%*
Protein ...13 g     26%*
Vitamin A ... 1,200 mcg       133%
(62.5% as beta-carotene)
 (as beta-carotene and retinyl palmitate)
Vitamin C ... 102 mg            113%
(as ascorbic acid)   

Vitamin D ... 1.2 mcg (50 IU)           6%
(as cholecalciferol)

Vitamin E ... 33.5 mg           223%
(as d-alpha tocopheryl acetate)    

Thiamin ... 0.5 mg 42%
(as thiamin HCl)       

Riboflavin ... 0.6 mg 46%
Niacin ... 10 mg  63%
(as niacinamide)         

Vitamin B6 ... 0.7 mg 41%
(as pyridoxine HCl)          

Folate ... 235 mcg DFE   59%
(as calcium L-5-methyltetrahydrofolate†)     

Vitamin B12 ... 2.1 mcg           88%
(as methylcobalamin)   

Biotin ... 105 mcg          350%
Pantothenic Acid ... 100 mg            2,000%
(as D-calcium pantothenate)        

Calcium ...  300 mg            23%
(as calcium citrate and dicalcium phosphate)        

Iron ... 3.6 mg 20%
(as ferrous fumarate)     

Phosphorus ... 180 mg            14%
(as dipotassium phosphate and dicalcium phosphate)

Magnesium ... 120 mg            29%
(as magnesium citrate)  

Zinc ... 7.5 mg 68%
(as zinc gluconate)         

Copper ... 0.5mg
(as copper gluconate)

Manganese  ... 1.3 mg 57%
Chromium ... 75 mcg 214%
(as chromium picolinate)

Sodium ...  mg  <1%
Potassium ... 300 mg            6%
(as dipotassium phosphate)        

Isomalto-oligosaccharides  ... 3.4 g**
L-Glutamine ... 500 mg**
Glycine ... 100 mg**
DL-Methionine ... 100 mg**
L-Lysine ... 35 mg**
(as L-lysine HCl)        

L-Threonine ... 34 mg**
L-Cysteine ...  25 mg**
(as L-cysteine HCl)

Other Ingredients: Rice protein concentrate, rice syrup solids, apple fiber, olive oil, medium-chain triglycerides, gum acacia, silica, natural flavors,†† and rice maltodextrin.

This product is non-GMO and gluten-free.

*Percent Daily Values are based on a 2,000 calorie diet.
**Daily Value not established.
†As Metafolin®. Metafolin® is a registered trademark of Merck KGaA, Darmstadt Germany
††No MSG.


Warning: Excess vitamin A intake may increase the risk of birth defects. Pregnant women and women who may become pregnant should not exceed 3,000 mcg of preformed vitamin A (retinyl palmitate) per day unless instructed to do so by a healthcare practitioner.

Caution: Keep out of the reach of children.

Storage: Keep tightly closed in a cool, dry place.

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

Contents 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 49 grams due to variations in handling and product density.

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