PlainVitamins

Kelp Thallus

by Nature's Answer · capsule · 100 veggie capsules

  • On the market (NIH)
  • UPC 0 83000 16290 9
  • DSLD label 184804
  • Serving 1 capsule
  • 100 servings

Kelp Thallus by Nature's Answer lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 150 mcg of iodine and 250 mg of kelp. Its current label entered the NIH Dietary Supplement Label Database on February 25, 2019.

What is in Kelp Thallus?

Each row as the label prints it, per serving of 1 capsule. 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).

Kelp Thallus: Supplement Facts rows against the market (DSLD label 184804, January 2026 release)
IngredientAmount% DVAmong products listing it
Iodineas KelpIodine (Form: from Kelp)150 mcg100%Iodine in Kelp Thallus against 6,382 products150 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg150 mcg

15% of 6,382 products listing iodine give more (median 150 mcg).

Kelp250 mgAscophyllum nodosum in Kelp Thallus against 54 products250 mg per serving; the middle half of products list 50 mg to 300 mg, the median 100 mg.250 mg

Higher than 69% of 54 products listing ascophyllum nodosum (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 184804 (entered February 25, 2019), 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.

The NIH database records one serving 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?

6 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
Suggested Use: As a dietary supplement, take one (1) capsule daily with food or water.
Warnings
May Contain Shellfish (species unknown), Fish (species unknown).
Warning: Keep Out of Reach of Children.
Do not use if safety seal is damaged or missing.
If you are pregnant, nursing, taking any medications, planning any medical procedure or have a medical condition, consult with your healthcare practitioner before use.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 184804.

What else is on the label?

Other ingredients: Vegetable Cellulose, Rice Flour, Calcium Silicate.

How many labels does Kelp Thallus have?

5 labels are on file under this name since October 26, 2011: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 184804 (current) Entered February 25, 2019 · on the market · 100 veggie capsules · UPC 0 83000 16290 9
  2. Label 59696 Entered May 22, 2016 · off the market June 18, 2018 · 100 vegetarian capsules · UPC 0 83000 16290 9
  3. Label 58793 Entered April 22, 2016 · off the market August 1, 2015 · 100 vegetarian capsules · UPC 0 83000 16290 9
  4. Label 11800 Entered October 1, 2012 · off the market April 1, 2011 · 100 capsules · UPC 0 83000 16290 9
  5. Label 1675 Entered October 26, 2011 · off the market April 1, 2009 · 100 capsules · UPC 0 83000 16290 9

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 Answer (manufacturer), Hauppauge, NY. All Nature's Answer products.

Where next?