Dr. William Stone, DC, CHHC
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
This is a professional-grade product. Purchase requires prior guidance from a qualified healthcare practitioner or a consultation with one of ours.
If you’ve already been advised to use this product, are currently taking it, or have worked with a practitioner before, simply log in or create an account to continue.
To schedule a consultation with our very own Dr. William Stone or
Maria Tabone,
please call 1-800-622-8877 ext. 1 for assistance.
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
Integrative Nutritionist | Functional Nutrition Coach
Ayurveda Practitioner | Herbalist

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.
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 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.
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.
††No MSG.
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.
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.
| Supplement Facts | ||
| Serving Size: About 2 Scoops (49 g) | ||
| Servings Per Container: 14 | ||
| Amount Per Serving | % Daily Value | |
|---|---|---|
| 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 (62.5% as beta-carotene) (as beta-carotene and retinyl palmitate) |
1,200 mcg | 133% |
| Vitamin C (as ascorbic acid) |
102 mg | 113% |
| Vitamin D (as cholecalciferol) |
1.2 mcg (50 IU) | 6% |
| Vitamin E (as d-alpha tocopheryl acetate) |
33.5 mg | 223% |
| Thiamin (as thiamin HCl) |
0.5 mg | 42% |
| Riboflavin |
0.6 mg | 46% |
| Niacin (as niacinamide) |
10 mg | 63% |
| Vitamin B6 (as pyridoxine HCl) |
0.7 mg | 41% |
| Folate (as calcium L-5-methyltetrahydrofolate)† |
235 mcg DFE | 59% |
| Vitamin B12 (as methylcobalamin) |
2.1 mcg | 88% |
| Biotin |
105 mcg | 350% |
| Pantothenic Acid (as calcium D-pantothenate) |
100 mg | 2,000% |
| Calcium (as calcium citrate and dicalcium phosphate) |
300 mg | 23% |
| Iron (as ferrous fumarate) |
3.6 mg | 20% |
| Phosphorus (as dipotassium phosphate and dicalcium phosphate) |
180 mg | 14% |
| Magnesium (as magnesium citrate) |
120 mg | 29% |
| Zinc (as zinc gluconate) |
7.5 mg | 68% |
| Copper (as copper gluconate) |
0.5 mg | 56% |
| Manganese |
1.3 mg | 57% |
| Chromium (as chromium picolinate) |
75 mcg | 214% |
| Sodium |
20 mg | <1% |
| Potassium (as dipotassium phosphate) |
300 mg | 6% |
| Isomalto-oligosaccharides |
3.4 g | *** |
| L-Glutamine |
500 mg | *** |
| Glycine |
100 mg | *** |
| DL-Methionine |
100 mg | *** |
| L-Lysine (as L-lysine HCl) |
35 mg | *** |
| L-Threonine | 34 mg | *** |
| L-Cysteine (as L-cysteine HCl) |
25 mg | *** |
| **Percent Daily Values are based on a 2,000 calorie diet. ***Daily Value not established. | ||
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