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Physical sunscreens usually contain zinc oxide, which is brilliant for skin because it's a physical blocker, forming a barrier and preventing things [like pollution particles and acne - causing bacteria] from sticking to your skin and damaging it,» he e
Physical sunscreens usually contain
zinc oxide, which is brilliant for skin because it's a
physical blocker, forming a barrier and preventing things [like pollution particles and acne - causing bacteria] from sticking to your skin and damaging it,» he e
physical blocker, forming a barrier and preventing things [like pollution particles and acne - causing bacteria] from sticking to your skin and damaging it,» he explains.
Both
zinc oxide and titanium dioxide — the two most effective
physical blockers according to the EWG — are nanoparticles; it's the size of the particles that matters, and that's tough for brands to gauge and therefore market accurately.