Comparison

Charge and Green Tea Extract 50% Caffeine

Charge (Purium) lists 3 distinct ingredients and Green Tea Extract 50% Caffeine (PureBulk.com) 2 (rows of one ingredient counted once); 2 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 0.62.

Amount per serving (and % of the Daily Value)
IngredientChargeGreen Tea Extract 50% Caffeine
Green Teanot disclosed400 mg
Caffeinenot disclosed200 mg
Beta-Alaninenot disclosed

Amounts are per serving as DSLD gives them: Charge, 0.9 g; Green Tea Extract 50% Caffeine, 400 mg. Current labels entered November 2018 and June 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own