PlainVitamins

non-nutrient/non-botanical

Alkaloid supplements

Half of the 13 alkaloid supplements in the NIH label database that print an amount list 4.1 mg or less per serving; the middle half list 1.4 mg to 15 mg (DSLD version 9.4.0, January 2026).

Products listing it
2013 print an amount; 7 list it inside a blend without an amount
Median per serving
4.1 mgmiddle half 1.4 mg to 15 mg

How much alkaloid do supplements contain?

The median product lists 4.1 mg per serving. One in ten lists 0.432 mg or less, one in ten 198 mg or more. The amount printed most often is 240 mg (2 products).

Products by amount of alkaloid per serving

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

Alkaloid: products by amount per serving0.3 mg1 mg3 mg10 mg100 mg
Alkaloid: products by amount per serving0.3 mg1 mg3 mg10 mg30 mg100 mg
Alkaloid: products by amount per serving0.3 mg1 mg3 mg10 mg30 mg100 mg
Alkaloid: products by amount per serving0.3 mg1 mg3 mg10 mg30 mg100 mg
Alkaloid: products by amount per serving0.1 mg0.3 mg1 mg3 mg10 mg30 mg100 mg
The amounts printed most often
Amount per servingProductsFor example
240 mg2 Pp 40 (SuperSmart)
0.0875 mg1 Adaptiv (doTERRA)
0.4 mg1 Cell Forte Max3 Blend (Nature's Way)
0.56 mg1
1.4 mg1 Steel-Libido (Irwin Naturals)
2.5 mg1 InflamActin (NaturesPlus Herbal Actives)
3 mg1 Herbal Complex (Solgar)
4.1 mg1 Yohimbe-Plus Maximum Enhancement (Irwin Naturals)
7 mg1 Cat's Claw 175 mg (Nature's Way)
10 mg1

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 alkaloid?

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 alkaloid by DSLD product type

Alkaloid by product typeOther Combinations5Botanical4Botanical with Nutrients2Non-Nutrient/Non-Botanical2
Alkaloid by product typeOther Combinations5Botanical4Botanical with Nutrients2Non-Nutrient/Non-Botanical2
Alkaloid by product typeOther Combinations5Botanical4Botanical with Nutrients2Non-Nutrient/Non-Botanical2
Alkaloid by product typeOther Combinations5Botanical4Botanical with Nutrients2Non-Nutrient/Non-Botanical2
Alkaloid by product typeOther Combinations5Botanical4Botanical with Nutrients2Non-Nutrient/Non-Botanical2

Brands listing it most: Nature's Way (2), Irwin Naturals (2), Solgar (2), SuperSmart (2), doTERRA (1), Life (1), NaturesPlus Herbal Actives (1), Gaia Herbs Professional Solutions (1), Eclectic Institute (1).

Every product listing alkaloid

20 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?