Digestive Support
Enzycore
A vegetarian microbial-enzyme and L-glutamine blend supporting digestion of fats, proteins and carbohydrates throughout the digestive tract.*
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Gastrex®
Supports digestion and stimulates cleansing of upper GI tract*
Explore the digestive support guide →$34.80Price checked 2026-09-20
Buy now through WSNC inSITE ↗You’ll continue to Standard Process’s secure WSNC storefront to review the official product listing and complete your order.
Practitioner guidance matters.
Consult Dr. Fancher or another licensed healthcare practitioner before beginning a new supplement program.
Consult Dr. Fancher or another licensed healthcare practitioner before beginning a new supplement program.
Product overview
What to know about Gastrex®
Gastrex supports digestion and stimulates cleansing of the upper gastrointestinal (GI) tract. Review the listed serving, ingredients and cautions before choosing a supplement.*
Key label facts
Two capsules list vitamin C 3 mg, niacin 6.4 mg, vitamin B6 0.1 mg and a 580 mg proprietary blend with okra, anise and animal-derived ingredients. Contains wheat and gelatin. The label does not declare probiotic CFU or individual enzyme activity.
These are labeled serving facts. Follow this product’s manufacturer directions and full cautions.
- Gastrex supports digestion and stimulates cleansing of the upper gastrointestinal (GI) tract.
- See the listed ingredients and serving information for Gastrex®.
- Read the manufacturer cautions and suggested use before ordering.
Ingredients and dietary attributes
Ingredient overview
Each Serving Size (2 Capsules) contains: Vitamin C 3 mg, Niacin 6.4 mg, Vitamin B6 0.1 mg, Sodium 10 mg. Proprietary Blend 580 mg: Okra (fruit), calcium lactate, Spanish moss (Tillandsia usneoides), anise (seed), bovine liver, defatted wheat germ, porcine stomach, choline bitartrate, alginic acid, porcine duodenum, disodium phosphate, and oat (straw) extract. Contains: Wheat. Other ingredients: gelatin, water, niacinamide, calcium stearate, ascorbic acid, and pyridoxine hydrochloride. Confirm the current package label for complete information.
Dietary and allergen considerations
If pregnant or nursing or have any health condition, consult your health care professional before using this product. Keep out of reach of children.
Use the ingredient statement and label on the package you receive as the current source for dietary decisions.
Nutrient references
Ingredient research context
These NIH resources explain ingredients in the formula. They do not test or endorse this product.
Review current Gastrex® label and listing in the WSNC inSITE store ↗ for the ingredients and nutrients in this product. The references below give ingredient or nutrient context; they do not test or endorse the formula.
Vitamin C
This NIH resource provides background on vitamin c. Check the current product label for the ingredient form and amount; this reference does not test or endorse Gastrex®. NIH background: Vitamin C ↗
Niacin (Vitamin B3)
This NIH resource provides background on niacin (vitamin b3). Check the current product label for the ingredient form and amount; this reference does not test or endorse Gastrex®. NIH background: Niacin (Vitamin B3) ↗
Vitamin B6
This NIH resource provides background on vitamin b6. Check the current product label for the ingredient form and amount; this reference does not test or endorse Gastrex®. NIH background: Vitamin B6 ↗
Choline
This NIH resource provides background on choline. Check the current product label for the ingredient form and amount; this reference does not test or endorse Gastrex®. NIH background: Choline ↗
Calcium
This NIH resource provides background on calcium. Check the current product label for the ingredient form and amount; this reference does not test or endorse Gastrex®. NIH background: Calcium ↗
Compare the label details
Gastrex® label comparisons
Two capsules list vitamin C 3 mg, niacin 6.4 mg, vitamin B6 0.1 mg and a 580 mg proprietary blend with okra, anise and animal-derived ingredients. Compare the complete selected formula and labeled serving. Shared ingredients do not establish equivalent amounts or interchangeable use.
| Product | Listing focus | Declared formula in brief | Label directions |
|---|---|---|---|
| Gastrex®View product →Standard Process | Supports digestion and stimulates cleansing of upper GI tract* | Two capsules list vitamin C 3 mg, niacin 6.4 mg, vitamin B6 0.1 mg and a 580 mg proprietary blend with okra, anise and animal-derived ingredients. Contains wheat and gelatin. The label does not declare probiotic CFU or individual enzyme activity. | Two capsules with a full glass of water 15 minutes before meals and bedtime, or as directed.Full ingredients and cautions → |
| EnzycoreView product →Standard Process | A vegetarian microbial-enzyme and L-glutamine blend supporting digestion of fats, proteins and carbohydrates throughout the digestive tract.* | One capsule lists a 555 mg proprietary blend of L-glutamine, kale, beet and twelve named enzyme activities, including lactase, alpha-galactosidase and lipase. The label does not separately quantify L-glutamine or enzyme activity units. Cellulose capsule. | One capsule three times daily with meals, or as directed by your healthcare practitioner.Full ingredients and cautions → |
| Zymex® CapsulesView product →Standard Process | Supports healthy intestinal pH* | Two capsules contain a 910 mg blend of rice bran, carrot and enzymatically processed Spanish moss and beet. The capsule contains gelatin. No probiotic CFU or separate digestive-enzyme activity is declared. Zymex Wafers and Zymex II are different preparations. | Two capsules per meal, or as directed.Full ingredients and cautions → |
Common questions
Gastrex® FAQ
Clear answers based on the current manufacturer listing and practitioner context.
What is Gastrex® used for?
Gastrex supports digestion and stimulates cleansing of the upper gastrointestinal (GI) tract.
How do I take Gastrex®?
Two capsules with a full glass of water 15 minutes before meals and bedtime, or as directed.
What is in Gastrex®?
Each Serving Size (2 Capsules) contains: Vitamin C 3 mg, Niacin 6.4 mg, Vitamin B6 0.1 mg, Sodium 10 mg. Proprietary Blend 580 mg: Okra (fruit), calcium lactate, Spanish moss (Tillandsia usneoides), anise (seed), bovine liver, defatted wheat germ, porcine stomach, choline bitartrate, alginic acid, porcine duodenum, disodium phosphate, and oat (straw) extract. Contains: Wheat.
Is Gastrex the same as a digestive enzyme supplement?
No. Gastrex lists a whole-food and animal-ingredient blend; it does not declare a digestive-enzyme activity panel. Enzycore names enzymes, while Zymex Capsules has a different processed-food blend. Compare ingredients and manufacturer directions rather than treating them as equivalent.
Source transparency
Product sources and review notes
Product details and formulas may change. Review the current manufacturer listing and the label on the package before use. The date above records a price check; it is not an editorial review date. How we research product information →
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