Your skin tans because of melanin, that magical pigment your body produces to protect itself from UV rays. Sunblock doesn’t block all UV light—no SPF is 100% perfect.
Think of sunscreen as a bouncer at a club: it keeps out the rowdy UVA and UVB rays, but a few sneaky ones still slip through. That tiny bit of UV triggers your melanin production, giving you a slow, safe glow instead of a crispy lobster vibe.
So yes, you absolutely tan with sunblock on—it just takes a little longer, and that’s a good thing! (We’ll get to why in a second.)
Why “Slow Tan” is the New Fast Tan
Remember that summer you skipped sunscreen and ended up looking like a tomato with a peeling problem? Not fun. A sunblock-induced tan is gentler and lasts longer because it’s gradual.
Your skin isn’t screaming in protest; it’s just casually waving hello to a few UV photons. Plus, you avoid the whole “I look like a walking Oompa Loompa for two weeks” fiasco.
Pro tip: Reapply every two hours, especially if you’re swimming or sweating. Your future self will thank you with fewer wrinkles and more compliments.