Comparison

Zinc 30 mg & Quercetin 50 mg and Zinc Quercetin

Zinc 30 mg & Quercetin 50 mg (Natural Grocers by Vitamin Cottage) lists 2 distinct ingredients and Zinc Quercetin (Vitamatic) 2 (rows of one ingredient counted once); 2 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)
IngredientZinc 30 mg & Quercetin 50 mgZinc Quercetin
Zinc30 mg (273%)30 mg (273%)
Quercetin50 mg500 mg

Amounts are per serving as DSLD gives them: Zinc 30 mg & Quercetin 50 mg, 1 vegetarian capsule; Zinc Quercetin, 2 capsules. Current labels entered November 2021 and February 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own