Comparison

Vitamin C 250 mg With Rose Hips and Sustained Release Vitamin C 500 mg

Vitamin C 250 mg With Rose Hips (Solgar) lists 2 distinct ingredients and Sustained Release Vitamin C 500 mg (Nature's Plus) 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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientVitamin C 250 mg With Rose HipsSustained Release Vitamin C 500 mg
Vitamin C250 mg (278%)500 mg (556%)
Dog Rose50 mg50 mg

Amounts are per serving as DSLD gives them: Vitamin C 250 mg With Rose Hips, 1 tablet; Sustained Release Vitamin C 500 mg, 1 tablet. Current labels entered April 2015 and August 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own