Comparison

Stress B with Iron and Stress Formula with Iron

Stress B with Iron (21st Century) lists 12 distinct ingredients and Stress Formula with Iron (Major) 12 (rows of one ingredient counted once); 12 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)
IngredientStress B with IronStress Formula with Iron
Vitamin C500 mg (556%)500 mg (556%)
Calcium75 mg (6%)75 mg (6%)
Vitamin B65 mg (294%)5 mg (294%)
Vitamin B1212 mcg (500%)12 mcg (500%)
Niacin100 mg (625%)100 mg (625%)
Vitamin E14 mg (93%)30 IU
Folate667 mcg DFE (167%)400 mcg
Pantothenic Acid (Vitamin B5)20 mg (400%)20 mg (400%)
Riboflavin10 mg (769%)10 mg (769%)
Thiamin10 mg (833%)10 mg (833%)
Biotin45 mcg (150%)45 mcg (150%)
Iron18 mg (100%)18 mg (100%)

Amounts are per serving as DSLD gives them: Stress B with Iron, 1 tablet; Stress Formula with Iron, 1 tablet. Current labels entered August 2019 and June 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own