Daily Value (%DV) Calculator
Instantly calculate the percent Daily Value for any nutrient on your FDA Supplement Facts label. Based on official FDA 21 CFR 101.9 Reference Daily Intake (RDI) values for adults and children 4+ years.
Input Parameters
FDA Reference Daily Intake (Adults 4+)
90 mgmg
Calculation Result
%DV (DAILY VALUE)
67%
Math Breakdown
Formula: %DV = (Amount ÷ RDI) × 100
= (60 ÷ 90) × 100
= 66.67% → 67%
Source: 21 CFR 101.9(c)(9) — Percentages for vitamins/minerals are rounded to the nearest 1%. Amounts < 1% can be declared as "< 1%".
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