Supplements
Zinc in supplements · page 7
9,087 supplements on the U.S. market list Zinc with an amount per serving. The official Tolerable Upper Intake Level for adults is 40 mg a day.
Tolerable Upper Intake Level (UL)
The highest daily amount that is unlikely to cause harm for almost all healthy people, from food, drinks and supplements combined.
| Age | Men | Women |
|---|---|---|
| 0-6 months | 4 mg | 4 mg |
| 7-12 months | 5 mg | 5 mg |
| 1–3 years | 7 mg | 7 mg |
| 4–8 years | 12 mg | 12 mg |
| 9–13 years | 23 mg | 23 mg |
| 14–18 years | 34 mg | 34 mg |
| 19+ years | 40 mg | 40 mg |
Source: NIH ODS Zinc Fact Sheet for Health Professionals, Table 3 (updated 2026-01-06).
Supplements with Zinc
9,087 shown · page 7 of 190
Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).