Minerals
Zinc Oxide
Best known as a skin protectant and sunblock ingredient. Taken orally it is poorly absorbed, so it is a weak choice for correcting a deficiency.
Best for
Topical use and low-cost tablets
Absorption
Low
Typical timing
With food to avoid nausea
How to take Zinc Oxide
A typical dose of Zinc: 8–15 mg per day for maintenance; higher short-term for colds. Best timing: With food to avoid nausea. The form you choose mainly affects absorption and how easily it sits with your stomach, not the overall dose.
Where to buy Zinc Oxide
Choose a third-party-tested brand; the label should name this form explicitly.
Some links below are affiliate links: if you buy through them we may earn a small commission at no extra cost to you. It never changes our ratings or evidence grades.