Silicon Valley Busts Into Beauty With Longevity Skin Care (3)

Amid snail slime serums, pulsed-light hair removal gadgets and Korean sunscreens on TikTok, a new kind of skin-care product is making the rounds. In one video, a white-coated scientist pipettes pink liquid into vials. In another, on Instagram, a woman with glittery ombre nails unboxes black-and-white bottles filled with futuristic youth serum. “Welcome to your skin-health and longevity journey,” the packaging reads.

If the pitch sounds more Palo Alto than Paris, that’s because it is. OneSkin, begun by four Ph.D.s in a San Francisco biotech accelerator, is now a skin-care brand sitting at the intersection of beauty’s obsession with ...