My opinion on a new study suggesting Zinc Oxide is toxic & loses efficacy after 2 hours of sun exposure. Should you worry and/or switch sunscreens?
*Quick correction: at 7:50 I said Micronized Zinc where I meant to say Coated Zinc
Link to Study here
Links to Supporting Studies:
Avobenzone Stability with Mineral Sunscreen Ingredients: here
Avobenzone Stabilized by Tinosorb: here
Coated Zinc Oxide Stabilizes Avobenzone: here
Link to US FDA Sunscreen Monograph: here
My Favorite Zinc Oxide Sunscreens:
Dr. Jart Every Sun Day SPF 50+: https://bit.ly/3bplXUV (Sephora)
Dr. G Green Mild Up Sun SPF 50+ PA++++: https://amzn.to/2X2BJRs
Lipstick in Self Love: http://shrsl.com/38was
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