can you put mineral sunscreen over chemical
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What’s the difference between chemical and mineral sunscreen?
While chemical sunscreens (like Neutrogena Ultra Sheer Liquid Sunscreen Broad Spectrum SPF 70 work by soaking into your skin, mineral sunscreens (like La Roche-Posay Anthelios Mineral SPF 50 Sunscreen) 鈥?the kind that can leave you looking chalky unless you really rub them in 鈥?protect by creating a physical barrier between your skin and the sun.
Can you absorb mineral sunscreen?
While it’s possible you could absorb a small amount of mineral sunscreen, it’s unlikely based on the way they work: They sit atop your skin and deflect the sun’s rays, and are easily washed off with sweat or water.
Why do sunscreens have multiple active ingredients?
Many chemical sunscreen products include multiple active ingredients in order to provide broad-spectrum protection, as well as antioxidants (vitamins C and E) to combat the free radical damage that chemical sunscreens predispose the skin to.
What are the ingredients in mineral sunscreen?
鈥淢ineral sunscreen [ingredients], zinc oxide and titanium dioxide, are small particles that sit on the skin鈥檚 surface and physically prevent UV rays from penetrating the skin,鈥?says Jennifer L. MacGregor, MD , a board-certified dermatologist at Union Square Laser Dermatology in New York City.
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