Comparison

B-Complex With Folic Acid Plus Vitamin C With Biotin and B-Complex Stress Formula

B-Complex With Folic Acid Plus Vitamin C With Biotin (Nature's Bounty) lists 10 distinct ingredients and B-Complex Stress Formula (Solgar) 12 (rows of one ingredient counted once); 9 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 0.59.

Amount per serving (and % of the Daily Value)
IngredientB-Complex With Folic Acid Plus Vitamin C With BiotinB-Complex Stress Formula
Vitamin C300 mg (333%)100 mg (111%)
Vitamin B65 mg (294%)2 mg (118%)
Vitamin B1210 mcg (417%)100 mcg (4167%)
Niacin50 mg (313%)25 mg (156%)
Pantothenic Acid (Vitamin B5)10 mg (200%)10 mg (200%)
Riboflavin10 mg (769%)50 mg (3846%)
Thiamin18 mg (1500%)50 mg (4167%)
Biotin50 mcg (167%)300 mcg (1000%)
Dog Rose10 mgnot disclosed
Folate400 mcg
Choline20 mg (4%)
Inositol50 mg
Brewer's Yeastnot disclosed

Amounts are per serving as DSLD gives them: B-Complex With Folic Acid Plus Vitamin C With Biotin, 1 tablet; B-Complex Stress Formula, 1 tablet. Current labels entered January 2014 and May 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own