AMA #18: Cold Therapy Advice, Skin Health Tips, Motivation, Learning Strategies & More
Huberman Lab
Shield Your Skin Wisely
Three major forms of sunscreen are pivotal for effective sun protection: physical barriers, mineral-based sunscreens, and chemical-based sunscreens. Physical barriers, such as hats and long clothing, are universally accepted; however, they leave parts of the body exposed, necessitating additional protection. Mineral-based sunscreens, which primarily use zinc oxide or titanium dioxide, are favored by dermatologists for their safety, particularly up to a concentration of 25%. While concerns exist regarding some forms of titanium dioxide, the evidence is inconclusive, leaving pure zinc oxide as a recommended alternative for those wary of potential issues. The challenge with zinc oxide formulations is their pasty texture, which makes application less convenient compared to other sunscreens. Chemical-based sunscreens operate differently in UV protection but are often met with skepticism. Ultimately, choosing the right form of sunscreen is essential for comprehensive sun safety.
Remember Everything You Learn from Podcasts
