A homemade sunscreen is going viral on TikTok. Should you use it?

Influencer Nara Smith’s homemade sunscreen has gone viral. Dermatologists say you’re better off buying some from the store instead.

User Nara Smith has gone viral once again, this time for showing people how to make a homemade sunscreen. But dermatologists say you’re better off—and will be a lot safer—buying some from the store instead.