Comparison

Buffered Vitamin C 2500 mg w/Bioflavonoids and Buffered C 2500 mg Powder

Buffered Vitamin C 2500 mg w/Bioflavonoids (Wonder Labs) lists 6 distinct ingredients and Buffered C 2500 mg Powder (DC) 6 (rows of one ingredient counted once); 6 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)
IngredientBuffered Vitamin C 2500 mg w/BioflavonoidsBuffered C 2500 mg Powder
Vitamin C2,000 mg (2222%)2,000 mg (2222%)
Calcium228 mg (18%)228 mg (18%)
Flavonoid500 mg500 mg
Rutin25 mg25 mg
Acerola1,000 mg1,000 mg
Dog Rose1,450 mg1,450 mg

Amounts are per serving as DSLD gives them: Buffered Vitamin C 2500 mg w/Bioflavonoids, 1 tablet; Buffered C 2500 mg Powder, 1 tsp. Current labels entered November 2021 and April 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own