Zinc Oxide
Sun ProtectionSoothingNaturalAlso known as: Zinc, ZnO, Mineral Sunscreen
A mineral UV filter that sits on the skin surface and reflects/scatters UV radiation. Provides broad-spectrum UVA and UVB protection.
Routine placement
Sunscreen · AM
Time to results
Immediate UV protection upon application
Broad-spectrum UV protection, anti-inflammatory, gentle on sensitive skin, non-comedogenic, immediate protection upon application.
Apply as the last step of skincare, before makeup. Reapply every 2 hours during sun exposure. Use adequate amount (1/4 teaspoon for face).
Beginner
15%
Intermediate
20%
Advanced
25%
Well-established physical sunscreen with excellent safety profile. Provides stable, broad-spectrum protection. Anti-inflammatory properties beneficial for sensitive and acne-prone skin.
Key Studies
Zinc oxide nanoparticles for UV protection (2014)
Nanotechnology, Science and Applications
Zinc oxide provides broad-spectrum UVA and UVB protection. It is the only single sunscreen ingredient that covers the entire UV spectrum.
Mineral vs chemical sunscreens (2019)
Journal of the American Academy of Dermatology
Zinc oxide sits on the skin surface reflecting UV rays, unlike chemical filters that absorb UV after penetration. This makes it less irritating for sensitive skin.
Anti-inflammatory properties of zinc oxide (2010)
International Journal of Dermatology
Zinc oxide has inherent anti-inflammatory and antimicrobial properties, making it beneficial for acne-prone and rosacea-prone skin beyond UV protection.
- zinc allergy (rare)
Cautions
Can leave a white cast, especially on darker skin tones. Micronized/nano versions reduce white cast but may have different safety considerations.
Does zinc oxide leave a white cast?
Traditional zinc oxide can leave a white cast, especially on deeper skin tones. Micronized or tinted formulations significantly reduce this while maintaining protection.
Is zinc oxide safe for acne-prone skin?
Yes. Zinc oxide is non-comedogenic and has anti-inflammatory properties that can actually help acne. It is one of the best sunscreen choices for breakout-prone skin.
Zinc oxide vs chemical sunscreen?
Zinc oxide works immediately on application (physical blocker). Chemical sunscreens need 15-20 minutes to activate. Zinc oxide is gentler but can feel heavier.
Can I use zinc oxide under makeup?
Yes. Apply zinc oxide sunscreen as the last step of skincare, wait 1-2 minutes, then apply makeup. Tinted zinc oxide formulations can replace primer.
Does your skincare contain Zinc Oxide?
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