Fluoride: recommended daily intake
Reference values for fluoride across life-stage groups, from NIH Office of Dietary Supplements: Fluoride.
3000 µg/day
Adults 19–50.
| Life stage | RDA / AI | UL | EAR | AMDR |
|---|---|---|---|---|
| Infants 0–6 months | 10µg (AI) | 700µg | - | - |
| Infants 7–12 months | 500µg (AI) | 900µg | - | - |
| Children 1–3 years | 700µg (AI) | 1300µg | - | - |
| Children 4–8 years | 1000µg (AI) | 2200µg | - | - |
| Males 9–13 years | 2000µg (AI) | 10000µg | - | - |
| Females 9–13 years | 2000µg (AI) | 10000µg | - | - |
| Males 14–18 years | 3000µg (AI) | 10000µg | - | - |
| Females 14–18 years | 3000µg (AI) | 10000µg | - | - |
| Adult males 19–50 | 3000µg (AI) | 10000µg | - | - |
| Adult females 19–50 | 3000µg (AI) | 10000µg | - | - |
| Adult males 51+ | 3000µg (AI) | 10000µg | - | - |
| Adult females 51+ | 3000µg (AI) | 10000µg | - | - |
| Pregnancy (19–30) | 3000µg (AI) | 10000µg | - | - |
| Lactation (19–30) | 3000µg (AI) | 10000µg | - | - |
Source: NIH Office of Dietary Supplements: Fluoride (snapshot 2026-04-30)