Comparison

Vitamin C & D3 and Vitamin C 500 mg Plus Vitamin D3 1000 IU

Vitamin C & D3 (Nature's Bounty) lists 3 distinct ingredients and Vitamin C 500 mg Plus Vitamin D3 1000 IU (Good 'N Natural) 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)
IngredientVitamin C & D3Vitamin C 500 mg Plus Vitamin D3 1000 IU
Vitamin C500 mg (556%)500 mg (556%)
Vitamin D25 mcg (125%)25 mcg (125%)
Dog Rose20 mg20 mg

Amounts are per serving as DSLD gives them: Vitamin C & D3, 1 softgel; Vitamin C 500 mg Plus Vitamin D3 1000 IU, 1 softgel. Current labels entered April 2015 and April 2016. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own