Zinc Oxide
Sunscreen zinc. Poor oral absorption. Evidence is mixed, so set expectations accordingly.
Verdict
2/10 Weak
Evidence
Grade B / 100+ Studies
The No-BS Summary
8 things. 60 seconds. Everything you need.
WHAT IT DOES
Sunscreen zinc. Poor oral absorption.
DOES IT WORK?
2/10 Weak. Great for skin, terrible for supplements. Only 5% absorbed orally. Best for topical use. Avoid in pills.
HOW MUCH TO TAKE
Topical only
COST
Budget-friendly. $20-35/month for quality brands.
FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
AFTER A FEW WEEKS
Most people notice something by week 2-3.
SAFETY
One heads-up: poor_absorption. Otherwise, you're good.
HOW IT FEELS
White cast on skin. No oral benefit.
QUICK ANSWERS
+ 4 more questions
DOSE-RESPONSE CURVE
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