How to Improve Skin Health & Appearance

2454.136 - 2478.678 Andrew Huberman

Well, I'm telling you this because it's generally believed that the zinc oxide and titanium dioxide containing sunscreens are safe up to concentrations of 25%, whereas there is some, again, some concern about the chemicals within chemical aka organic sunscreens as potential endocrine disruptors. So disrupting things like testosterone synthesis, estrogen synthesis and other hormones.