Comparison

Coenzyme Q10 with Bioperine and CoQ10 100 mg plus E

Coenzyme Q10 with Bioperine (Source Naturals) lists 3 distinct ingredients and CoQ10 100 mg plus E (Progressive Professional from Progressive Laboratories) 3 (rows of one ingredient counted once); 3 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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientCoenzyme Q10 with BioperineCoQ10 100 mg plus E
Vitamin E30 IU66 mg (440%)
Coenzyme Q-10100 mg100 mg
Black Pepper3 mg5 mg

Amounts are per serving as DSLD gives them: Coenzyme Q10 with Bioperine, 1 softgel; CoQ10 100 mg plus E, 1 capsule. Current labels entered April 2019 and February 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own