PlainVitamins

Intestamine

by Douglas Laboratories · powder · 378 grams

  • On the market (NIH)
  • UPC 7 45287 05125 2
  • DSLD label 261201
  • Serving 6.3 g (1 scoop)
  • 60 servings

Intestamine by Douglas Laboratories lists 4 ingredients, 4 with an amount per serving of 6.3 g, such as 5,000 mg of glutamine, 500 mg of acacia fiber, 250 mg of NutraFlora and 250 mg of N-acetyl-D-glucosamine. Its current label entered the NIH Dietary Supplement Label Database on April 11, 2022.

What is in Intestamine?

Each row as the label prints it, per serving of 6.3 g. 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).

Intestamine: Supplement Facts rows against the market (DSLD label 261201, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories20 Calories
Glutamineas L-GlutamineGlutamine (Form: as L-Glutamine)5,000 mgGlutamine in Intestamine against 1,850 products5 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.5 g

Higher than 83% of 1,850 products listing glutamine (median 1 g). Per day at the most servings: 10 g.

Acacia Fiber500 mgAcacia fiber in Intestamine against 47 products0.5 g per serving; the middle half of products list 0.6 g to 3.5 g, the median 1.5 g.0.5 g

77% of 47 products listing acacia fiber give more (median 1.5 g). Per day at the most servings: 1 g.

NutraFloraas Prebiotic Fiber250 mgFructo-Oligosaccharides in Intestamine against 526 products250 mg per serving; the middle half of products list 75 mg to 500 mg, the median 185 mg.250 mg

Higher than 59% of 526 products listing fructo-oligosaccharides (median 185 mg). Per day at the most servings: 500 mg.

N-Acetyl-D-Glucosamineas Crab, ShrimpN-Acetyl-D-Glucosamine (Form: from Crab, and Shrimp)250 mgN-Acetyl Glucosamine in Intestamine against 148 products250 mg per serving; the middle half of products list 79 mg to 500 mg, the median 250 mg.250 mg

46% of 148 products listing N-acetyl glucosamine give more (median 250 mg). Per day at the most servings: 500 mg.

Source: NIH ODS Dietary Supplement Label Database, label 261201 (entered April 11, 2022), version 9.4.0. See the label on DSLD or its label image (PDF). 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.

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?

The products whose ingredient lists overlap most with Intestamine's, rare ingredients counting for more.

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
Suggested Usage: As a dietary supplement, adults take 1 scoop twice daily or a directed by your health professional. For best results, mix Intestamine in cold or room-temperature water, non-acidic juice or other beverages and take between meals.
Warnings
Warning: If you are pregnant, nursing, have any health condition or taking any medication, consult your health professional before using this product.
If you have an allergy to shellfish, (including crab and shrimp) you should not use this product.
Keep out of the reach of children.
Use only if safety seal is intact.
Contains: Shellfish
Allergens and what it does not contain
Gluten-free, non-GMO
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 261201.

What else is on the label?

Other ingredients: None.

How many labels does Intestamine have?

7 labels are on file under this name since February 23, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 261201 (current) Entered April 11, 2022 · on the market · 378 grams · UPC 7 45287 05125 2
  2. Label 237929 Entered October 23, 2020 · on the market · 180 capsules · UPC 7 45287 05126 9
  3. Label 237924 Entered October 23, 2020 · off the market September 9, 2021 · 378 grams · UPC 7 45287 05125 2
  4. Label 57102 Entered March 24, 2016 · off the market August 14, 2020 · 366 grams · UPC 7 45287 05125 2
  5. Label 10903 Entered July 25, 2012 · off the market December 15, 2015 · 360 g · UPC 7 45287 05125 2
  6. Label 5326 Entered February 23, 2012 · off the market August 14, 2020 · 180 capsules · UPC 7 45287 05126 9
  7. Label 5325 Entered February 23, 2012 · off the market January 20, 2012 · 360 g · UPC 7 45287 05125 2

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

Who makes it?

The label names Douglas Laboratories (manufacturer), Pittsburgh, PA. All Douglas Laboratories products.

Where next?