PlainVitamins

Sea Moss

by Signature Supplements · capsule · 100 capsules

  • On the market (NIH)
  • DSLD label 338938
  • Serving 2 capsules
  • 50 servings

Sea Moss by Signature Supplements lists 3 ingredients, 3 with an amount per serving of 2 capsules, such as 300 mg of irish sea moss, 100 mg of bladderwrack and 75 mg of burdock. Its current label entered the NIH Dietary Supplement Label Database on August 22, 2025.

What is in Sea Moss?

Each row as the label prints it, per serving of 2 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).

Sea Moss: Supplement Facts rows against the market (DSLD label 338938, January 2026 release)
IngredientAmount% DVAmong products listing it
Irish Sea Mosswildcrafted300 mgIrish Moss in Sea Moss against 91 products300 mg per serving; the middle half of products list 275 mg to 1,000 mg, the median 500 mg.300 mg

73% of 91 products listing irish moss give more (median 500 mg).

Bladderwrack100 mgBladderwrack in Sea Moss against 188 products100 mg per serving; the middle half of products list 50 mg to 500 mg, the median 77.5 mg.100 mg

Higher than 52% of 188 products listing bladderwrack (median 77.5 mg).

Burdockas Arctium lappa, Arctium lappa75 mgBurdock in Sea Moss against 302 products75 mg per serving; the middle half of products list 76 mg to 400 mg, the median 145 mg.75 mg

75% of 302 products listing burdock give more (median 145 mg).

Source: NIH ODS Dietary Supplement Label Database, label 338938 (entered August 22, 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?

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
Directions: Adults, take two (2) capsules daily, more if needed.
Warnings
As a reminder, discuss the supplements and medications you take with your health care providers.
Warning: This product should not be taken by individuals with known hypersensitivity to iodine or hyperthyroidism
Not intended for use by pregnant or nursing women. If you are taking any medications, planning any medical or surgical procedure, or have any medical condition, consult your doctor before use.
Avoid this product if you are allergic to ragweed or daisy-like flowers.
If any adverse reactions occur, immediately stop using this product and consult your doctor.
Keep out of reach of children.
Allergens and what it does not contain
Contains no: chemical fillers or binders, artificial coloring, artificial flavor, preservatives, yeast, corn, milk or milk derivatives, lactose, salt, sodium, soy, sugar, gluten, starch or wheat.
Storage
Store in a dry place and avoid excessive heat

Source: label statements in DSLD label 338938.

What else is on the label?

Other ingredients: Cellulose, Diatomaceous Earth.

How many labels does Sea Moss have?

One label is on file, entered on August 22, 2025.

  1. Label 338938 (current) Entered August 22, 2025 · on the market · 100 capsules

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

Who makes it?

The label names Signature Supplements (distributor), San Clemente, CA. All Signature Supplements products.

Where next?