PlainVitamins

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Norwegian Kelp supplements

Half of the 5 norwegian kelp supplements in the NIH label database that print an amount list 10 mg or less per serving; the middle half list 0.6 mg to 500 mg (DSLD version 9.4.0, January 2026).

Products listing it
175 print an amount; 12 list it inside a blend without an amount
Median per serving
10 mgmiddle half 0.6 mg to 500 mg

How much norwegian kelp do supplements contain?

The median product lists 10 mg per serving. One in ten lists 0.33 mg or less, one in ten 530 mg or more. The amount printed most often is 0.15 mg (1 product).

Products by amount of norwegian kelp per serving

5 products, log scale; extreme 0.2% at each end left out of the drawing.

Norwegian Kelp: products by amount per serving0.3 mg3 mg10 mg100 mg
Norwegian Kelp: products by amount per serving0.3 mg1 mg3 mg10 mg30 mg100 mg300 mg
Norwegian Kelp: products by amount per serving0.3 mg1 mg3 mg10 mg30 mg100 mg300 mg
Norwegian Kelp: products by amount per serving0.3 mg1 mg3 mg10 mg30 mg100 mg300 mg
Norwegian Kelp: products by amount per serving0.3 mg1 mg3 mg10 mg30 mg100 mg300 mg
The amounts printed most often
Amount per servingProductsFor example
0.15 mg1
0.6 mg1
10 mg1 Joint Formula French Vanilla Flavor (Greens Today)
500 mg1
550 mg1 Norwegian Kelp (Herbal Select)

Source: Supplement Facts rows of every product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0; amounts in one measure (weight).

Which products list the most norwegian kelp?

On-market products, per serving, with a plausible amount: the rule leaves out likely entry slips, such as an amount far beyond every other label with no %DV or strength on the label to back it (each product page still shows its own amount, marked).

In which products and brands?

Products listing norwegian kelp by DSLD product type

Norwegian Kelp by product typeOther Combinations4Botanical1
Norwegian Kelp by product typeOther Combinations4Botanical1
Norwegian Kelp by product typeOther Combinations4Botanical1
Norwegian Kelp by product typeOther Combinations4Botanical1
Norwegian Kelp by product typeOther Combinations4Botanical1

Brands listing it most: Greens Today (2), Nature's Plus (1), Douglas Laboratories (1), Herbal Select (1).

Every product listing norwegian kelp

17 products, A to Z by name (page 1 of 1), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.

Where next?