Comparison

Immunity Shield and Once A Day Immune Complex

Immunity Shield (Vitamins of America) lists 3 distinct ingredients and Once A Day Immune Complex (CGM Labs) 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)
IngredientImmunity ShieldOnce A Day Immune Complex
Vitamin C1,000 mg (1111%)900 mg (1000%)
Vitamin D62.5 mcg (313%)62.5 mcg (313%)
Zinc20 mg (182%)25 mg (227%)

Amounts are per serving as DSLD gives them: Immunity Shield, 1 tablet; Once A Day Immune Complex, 1 capsule. Current labels entered December 2021 and July 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own