PlainVitamins

non-nutrient/non-botanical

Theophylline supplements

Half of the 6 theophylline supplements in the NIH label database that print an amount list 27.5 mg or less per serving; the middle half list 21.25 mg to 37.5 mg (DSLD version 9.4.0, January 2026).

Products listing it
196 print an amount; 13 list it inside a blend without an amount
Median per serving
27.5 mgmiddle half 21.25 mg to 37.5 mg

How much theophylline do supplements contain?

The median product lists 27.5 mg per serving. One in ten lists 20 mg or less, one in ten 40 mg or more. The amount printed most often is 20 mg (2 products).

Products by amount of theophylline per serving

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

Theophylline: products by amount per serving30 mg
Theophylline: products by amount per serving30 mg
Theophylline: products by amount per serving30 mg
Theophylline: products by amount per serving30 mg
Theophylline: products by amount per serving30 mg
The amounts printed most often
Amount per servingProductsFor example
20 mg2 Geek Sauce Cosmic Colada (FitStrong Supplements); a2 AM (Gorilla Mind)
40 mg2 Shredded-AF (Steel Supplements); Shredded-AF (Steel)
25 mg1 King Cobra (Blackstone Labs)
30 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 theophylline?

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 theophylline by DSLD product type

Theophylline by product typeOther Combinations6
Theophylline by product typeOther Combinations6
Theophylline by product typeOther Combinations6
Theophylline by product typeOther Combinations6
Theophylline by product typeOther Combinations6

Brands listing it most: Steel (2), FitStrong Supplements (1), Gorilla Mind (1), Blackstone Labs (1), Anabolic Warfare (1).

Every product listing theophylline

19 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?