What is the FDA Daily Value for Niacin?

The FDA Daily Value for Niacin is 16 mg NE for adults and children 4 years and older, per 21 CFR 101.9. On a Nutrition Facts label, a serving's %DV for niacin is its amount divided by 16 mg NE, times 100.

Niacin — FDA Daily Value

The FDA Daily Value for Niacin is 16 mg NE for adults and children 4 or more years of age — a Reference Daily Intake (RDI), a fixed target not tied to calories. It changes by population group; see the exact numbers below.

Population group

Daily Value

5% DV

20% DV

Adults & children 4+

16 mg NE

0.8 mg NE

3.2 mg NE

Children 1–3 years

6 mg NE

0.3 mg NE

1.2 mg NE

Pregnant & lactating

18 mg NE

0.9 mg NE

3.6 mg NE

Infants 0–12 months

4 mg NE

0.2 mg NE

0.8 mg NE

Source: the FDA Daily Values in 21 CFR 101.9 and the FDA's Nutrition Facts label guidance. Cross-check nutrient amounts against USDA FoodData Central.

Example

A serving with 5 mg NE of niacin provides 5 ÷ 16 × 100 = 30% DV (High).

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For informational purposes only; verify against § 101.9(c)(8)(iv). · US Nutrition Label Rules v1.3.0 · CFR snapshot 2026-02-12