All nutrients
Zinc
Znmineraltrace-mineralmeasured in mgantioxidant role
Today
7-day average. Days to weeks of reserve, so single days mean little.
12.2 mg / 11 mg111%
What it is
Runs immune function, wound healing, taste and hundreds of enzymes.
Reference intake
Your daily target, personalised to your age and sex.
- RDA
- 11 mgmale_19_plus
- Upper limit
- 40 mgapplies to total
Chronic excess induces copper deficiency by competing for the same intestinal transporter — the usual way people harm themselves with zinc lozenges.
Full write-up not finished
The reference intake above is real and cited — Zinc is assessed against it exactly like any other nutrient. What is missing is the written panel: what it does in detail, what deficiency and excess look like, absorption, interactions, and food sources ranked against what you eat.
Entries live in data/nutrients.json. Filling this one in changes no code.
Sources
Last reviewed 2026-08-11