Comparison

Optimum Strength MultiVitamin and One-Per-Day Tablets

Optimum Strength MultiVitamin (Life Extension) lists 30 distinct ingredients and One-Per-Day Tablets (Life Extension) 27 (rows of one ingredient counted once); 27 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 0.92.

Amount per serving (and % of the Daily Value)
IngredientOptimum Strength MultiVitaminOne-Per-Day Tablets
Vitamin C500 mg (556%)500 mg (556%)
Vitamin B675 mg (4412%)75 mg (4412%)
Vitamin D50 mcg (250%)50 mcg (250%)
Magnesium100 mg (24%)100 mg (24%)
Vitamin B12300 mcg (12500%)300 mcg (12500%)
Zinc30 mg (273%)25 mg (227%)
Niacin50 mg (313%)50 mg (313%)
Vitamin E100 IU87 mg (580%)
Folate400 mcg400 mcg DFE (100%)
Vitamin A5,000 IU1,500 mcg RAE (167%)
Pantothenic Acid (Vitamin B5)100 mg (2000%)50 mg (1000%)
Riboflavin50 mg (3846%)50 mg (3846%)
Thiamin75 mg (6250%)75 mg (6250%)
Biotin300 mcg (1000%)300 mcg (1000%)
Chromium200 mcg (571%)200 mcg (571%)
Selenium200 mcg (364%)200 mcg (364%)
Manganese2 mg (87%)2 mg (87%)
Iodine150 mcg (100%)150 mcg (100%)
Molybdenum100 mcg (222%)100 mcg (222%)
Inositol50 mg50 mg
Boron3 mg3 mg
Alpha Lipoic Acid25 mg25 mg
Lutein5 mg5 mg
Lycopene1 mg1 mg
Zeaxanthin0.155 mg0.115 mg
Marigold (unspecified)11.12 mg11.12 mg
Apigenin5 mg5 mg
Calcium10 mg (under 1%)
Potassium25 mg (under 1%)
Choline20 mg (4%)

Amounts are per serving as DSLD gives them: Optimum Strength MultiVitamin, 2 tablets; One-Per-Day Tablets, 1 tablet. Current labels entered May 2017 and October 2018. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own