Are zinc sunscreens actually better at protecting your skin? If you look at the marketing from zinc oxide sunscreen companies you'd be convinced. Not so fast...

Topics covered: absorption vs reflection, producing more heat, blue light, broad spectrum, activation time, photostability, whether you need to reapply

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Lab Muffin Beauty Science is a channel by me, Michelle I'm a chemistry PhD and beauty lover, here to explain how beauty products work, debunk myths, and help you make smarter decisions about your skincare, hair and makeup!

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