PlainVitamins

Slippery Elm Bark 1,600 mg

by Nature's Way · capsule · 100 vegan capsules

  • On the market (NIH)
  • UPC 0 33674 17100 4
  • DSLD label 328064
  • Serving 4 capsules
  • 25 servings

Slippery Elm Bark 1,600 mg by Nature's Way lists one ingredient: 1.6 g of slippery elm per serving of 4 capsules. Its current label entered the NIH Dietary Supplement Label Database on April 24, 2025.

What is in Slippery Elm Bark 1,600 mg?

Each row as the label prints it, per serving of 4 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).

Slippery Elm Bark 1,600 mg: Supplement Facts rows against the market (DSLD label 328064, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories5 Calories
Total Carbohydrates2 g1%Carbohydrate in Slippery Elm Bark 1,600 mg against 21,979 products2 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.2 g

58% of 21,979 products listing carbohydrate give more (median 3 g). Per day at the most servings: 6 g.

Dietary Fiber1 g4%Fiber in Slippery Elm Bark 1,600 mg against 6,987 products1 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.1 g

56% of 6,987 products listing fiber give more (median 2 g). Per day at the most servings: 3 g.

Slippery Elm1.6 gSlippery Elm in Slippery Elm Bark 1,600 mg against 232 products1,600 mg per serving; the middle half of products list 50 mg to 300 mg, the median 150 mg.1,600 mg

Higher than 96% of 232 products listing slippery elm (median 150 mg). Per day at the most servings: 4,800 mg.

Source: NIH ODS Dietary Supplement Label Database, label 328064 (entered April 24, 2025), 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?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 1,600 mg of slippery elm is higher than 96% of the 232 slippery elm products that print an amount; 7 list more.

The NIH database records 3 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?

2 products list 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
Recommendation: Adults take 4 capsules three times daily with warm water between meals.
Warnings
Warning: Slippery Elm should not be taken together with any medications as it may interfere with absorption. If you are pregnant, nursing, or taking any medications, consult a healthcare professional before use.
Keep out of reach of children.
Safety sealed with inner seal. Do not use if seal is broken or missing.
Allergens and what it does not contain
Gluten free. No wheat, corn, soy, dairy, gelatin, or artificial colors or flavors. Vegan V Gelatin Free
Non GMO Project Verified nongmoproject.org
Storage
Keep tightly closed. Store at room temperature. Avoid excessive heat and direct sunlight.

Source: label statements in DSLD label 328064.

What else is on the label?

Other ingredients: Hypromellose, Cellulose, Magnesium Stearate.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Vegan V Gelatin Free.

How many labels does Slippery Elm Bark 1,600 mg have?

2 labels are on file under this name since August 23, 2021: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 328064 (current) Entered April 24, 2025 · on the market · 100 vegan capsules · UPC 0 33674 17100 4
  2. Label 251797 Entered August 23, 2021 · on the market · 100 vegan capsules · UPC 0 33674 17100 4

DSLD also links this label to: Slippery Elm Bark (image difference, same product), Slippery Elm Bark (image difference, same product), Slippery Elm Bark 400 mg (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 Nature's Way Brands, LLC (distributor), Green Bay, WI. All Nature's Way products.

Where next?