Formula 401 Intestinal Support

by NESS Nutritional Enzyme Support System · capsule · 90 vegetarian capsules

  • On the market (NIH)
  • UPC 7 07636 03342 5
  • DSLD label 221308
  • Serving 2 vegetarian capsules
  • 45 servings

Formula 401 Intestinal Support by NESS Nutritional Enzyme Support System lists 5 ingredients, 2 with an amount per serving of 2 vegetarian capsules, such as 80 mg of horsetail and 11 mg of lactobacillus acidophilus; 3 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on May 22, 2020.

What is in Formula 401 Intestinal Support?

Each row as the label prints it, per serving of 2 vegetarian capsules. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Formula 401 Intestinal Support: Supplement Facts rows against the market (DSLD label 221308, January 2026 release)
IngredientAmount% DVAmong products listing it
Horsetail80 mgHorsetail in Formula 401 Intestinal Support against 519 products80 mg per serving; the middle half of products list 20 mg to 200 mg, the median 67 mg.80 mg

Higher than 53% of 519 products listing horsetail (median 67 mg). Per day at the most servings: 160 mg.

Proprietary Enzyme Blend70 mg
Lipasein the blend, no amount given
Proteasein the blend, no amount given
Cellulasein the blend, no amount given
Lactobacillus acidophilusLactobacillus acidophilus Genus: Lactobacillus Species: acidophilus Note: (856 million viable organisms) (guaranteed at time of manufacture.)11 mgLactobacillus acidophilus in Formula 401 Intestinal Support against 309 products11 mg per serving; the middle half of products list 6 mg to 54 mg, the median 20 mg.11 mg

61% of 309 products listing lactobacillus acidophilus give more (median 20 mg). Per day at the most servings: 22 mg.

Source: NIH ODS Dietary Supplement Label Database, label 221308 (entered May 22, 2020), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient; 3 ingredients sit inside a blend, so their amounts cannot be compared.

The NIH database records 2 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

1 product lists the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Recommended Use: Take two (2) capsules twice daily with meals, or as directed by your healthcare professional.
Warnings
Caution: If you are pregnant, nursing, have a serious medical condition, or take any medications, consult your physician before use.
Use only if tamper evident seal is unbroken.
Keep out of reach of children.
Allergens and what it does not contain
Non-GMO
Contains No: Aspartame, sugar, salt, gluten, artificial colors or flavors, dairy products, wheat, soy, yeast or corn proteins.
Storage
Store tightly closed in a cool, dry place.

Source: label statements in DSLD label 221308.

What else is on the label?

Other ingredients: Plant Fiber, Water.

How many labels does Formula 401 Intestinal Support have?

2 labels are on file under this name since October 10, 2014: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 221308 (current) Entered May 22, 2020 · on the market · 90 vegetarian capsules · UPC 7 07636 03342 5
  2. Label 37676 Entered October 10, 2014 · off the market January 28, 2020 · 90 vegetarian capsules

DSLD also links this label to: Formula 401 Intestinal Repair (image difference, same product).

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Enzymes Inc. (manufacturer), Kansas City, MO, U.S.A.. All NESS Nutritional Enzyme Support System products.

Where next?