Comparison

Basic Antiox and Basic Preventive 5 (Iron Free)

Basic Antiox (Douglas Laboratories) lists 33 distinct ingredients and Basic Preventive 5 (Iron Free) (Douglas Laboratories) 29 (rows of one ingredient counted once); 29 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 0.83.

Amount per serving (and % of the Daily Value)
IngredientBasic AntioxBasic Preventive 5 (Iron Free)
Vitamin C1,860 mg (2067%)535 mg (594%)
Calcium250 mg (19%)220 mg (17%)
Vitamin B625 mg (1471%)22 mg (1294%)
Vitamin D5 mcg (25%)1.1 mcg (6%)
Magnesium250 mg (60%)220 mg (52%)
Vitamin B1250 mcg (2083%)44 mcg (1833%)
Zinc10 mg (91%)9 mg (82%)
Niacin100 mg (625%)85 mg (531%)
Vitamin E600 IU119 mg (793%)
Potassium50 mg (1%)44 mg (under 1%)
Folate400 mcg592 mcg DFE (148%)
Vitamin A12,500 IU3.33 mg
Pantothenic Acid (Vitamin B5)200 mg (4000%)178 mg (3560%)
Riboflavin25 mg (1923%)20 mg (1538%)
Thiamin50 mg (4167%)44 mg (3667%)
Biotin150 mcg (500%)133 mcg (443%)
Chromium100 mcg (286%)85 mcg (243%)
Selenium100 mcg (182%)90 mcg (164%)
Manganese10 mg (435%)9 mg (391%)
Copper1 mg (111%)0.8 mg (89%)
Iodine75 mcg (50%)70 mcg (47%)
Choline75 mg (14%)65 mg (12%)
Vitamin K30 mcg (25%)27 mcg (23%)
Molybdenum75 mcg (167%)65 mcg (144%)
Inositol25 mg22 mg
Boron1 mg0.9 mg
Flavonoid50 mg44 mg
Vanadium19.5 mcg18 mcg
PABA25 mg20 mg
Taurine500 mg
Coenzyme Q-1050 mg
N-Acetyl Cysteine440 mg
Glutathione50 mg

Amounts are per serving as DSLD gives them: Basic Antiox, 1 packet; Basic Preventive 5 (Iron Free), 4 vegetarian capsules. Current labels entered July 2012 and February 2021. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own