Comparison

Bio Ascorbate Buffered Vitamin C Complex and Ultimate C 500

Bio Ascorbate Buffered Vitamin C Complex (Solgar) lists 5 distinct ingredients and Ultimate C 500 (Highland Laboratories) 5 (rows of one ingredient counted once); 5 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)
IngredientBio Ascorbate Buffered Vitamin C ComplexUltimate C 500
Vitamin C500 mg (556%)500 mg (556%)
Calcium57 mg (4%)57 mg (4%)
Flavonoid50 mg100 mg
Rutin25 mg50 mg
Hesperidin50 mg50 mg

Amounts are per serving as DSLD gives them: Bio Ascorbate Buffered Vitamin C Complex, 1 vegetable capsule; Ultimate C 500, 1 vegetarian capsule. Current labels entered April 2015 and October 2017. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own