PlainVitamins

non-nutrient/non-botanical

Genistein supplements

Half of the 62 genistein supplements in the NIH label database that print an amount list 24.2 mg or less per serving; the middle half list 8.13 mg to 30 mg (DSLD version 9.4.0, January 2026).

Products listing it
8062 print an amount; 18 list it inside a blend without an amount
Median per serving
24.2 mgmiddle half 8.13 mg to 30 mg

How much genistein do supplements contain?

The median product lists 24.2 mg per serving. One in ten lists 2.5 mg or less, one in ten 52.6 mg or more. The amount printed most often is 30 mg (13 products).

Products by amount of genistein per serving

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

Genistein: products by amount per serving1 mg3 mg10 mg30 mg100 mg
Genistein: products by amount per serving1 mg3 mg10 mg30 mg100 mg
Genistein: products by amount per serving1 mg3 mg10 mg30 mg100 mg
Genistein: products by amount per serving1 mg3 mg10 mg30 mg100 mg
Genistein: products by amount per serving1 mg3 mg10 mg30 mg100 mg
The amounts printed most often
Amount per servingProductsFor example
30 mg13 Bone Health Pack (Douglas Laboratories); Senior Women's Pack (Douglas Laboratories); Bonistein-Max (Douglas Laboratories)
2.5 mg5 Non-GMO Soy Isoflavones (Nature's Bounty); Soy Genistein Isoflavone Powder (Planetary Herbals); Genistein Soy Supplement Powder (Source Naturals)
10 mg5 Prostate-D (Pure Essence Labs); Neuro-PTX (K47) (Apex Energetics); Estrovite (K-5) (Apex Energetics)
27 mg4 Time Released Calcium 600 mg (Nature's Bounty Optimal Solutions); Citracal plus Bone Density Builder (Bayer Citacal); Ultra Maximum Potency Isoflavone 100 (Natures Plus)
40 mg4 Bone & Body Factors (ProCaps Laboratories); Ultimate Women's Wellness (ProCaps); Women's Wellness (ProCaps Laboratories)
16 mg3 Soy Protein Powder Creamy Chocolate (DaVinci Laboratories Of Vermont); Soy Protein Powder Creamy Vanilla (DaVinci Laboratories Of Vermont); SoySelect 200 mg (Swanson Ultra)
25 mg3 Vegi Source (Bronson Laboratories); Advanced Therapeutics Isoflavone Rx-Phytoestrogen (NaturesPlus)
2 mg2 Full Spectrum Soy 1000 1,000 mg (Planetary Herbals); Genistein Soy Complex 1,000 mg (Source Naturals)
5 mg2
15 mg2

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 genistein?

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 genistein by DSLD product type

Genistein by product typeOther Combinations50Non-Nutrient/Non-Botanical10Botanical2
Genistein by product typeOther Combinations50Non-Nutrient/Non-Botanical10Botanical2
Genistein by product typeOther Combinations50Non-Nutrient/Non-Botanical10Botanical2
Genistein by product typeOther Combinations50Non-Nutrient/Non-Botanical10Botanical2
Genistein by product typeOther Combinations50Non-Nutrient/Non-Botanical10Botanical2

Brands listing it most: Douglas Laboratories (4), Source Naturals (3), Nature's Plus (3), Pharmanex (3), Swanson Ultra (3), DreamBrands (3), ProCaps Laboratories (3), Higher Nature (2), Planetary Herbals (2), Apex Energetics (2).

Every product listing genistein

80 products, A to Z by name (page 1 of 2), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.

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