Comparison

Alpha Lipoic Acid 300 mg with Riboflavin (Vitamin B2) and Alpha Lipoic Acid 300 mg Sustained Release

Alpha Lipoic Acid 300 mg with Riboflavin (Vitamin B2) (BIOVEA) lists 3 distinct ingredients and Alpha Lipoic Acid 300 mg Sustained Release (Physician's Preference) 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 0.77.

Amount per serving (and % of the Daily Value)
IngredientAlpha Lipoic Acid 300 mg with Riboflavin (Vitamin B2)Alpha Lipoic Acid 300 mg Sustained Release
Riboflavin12 mg (923%)14 mg (1077%)
Alpha Lipoic Acid300 mg300 mg
Calcium115 mg (9%)

Amounts are per serving as DSLD gives them: Alpha Lipoic Acid 300 mg with Riboflavin (Vitamin B2), 1 vegetarian tablet; Alpha Lipoic Acid 300 mg Sustained Release, 1 vegetarian tablet. Current labels entered May 2021 and July 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own