Unseen Sunscreen SPF 40

Score breakdown

Our verdict

Unseen Sunscreen became famous for one thing: it genuinely disappears. There's no water in this formula — it's an anhydrous, silicone-based gel that goes on completely clear, leaves no white cast on any skin tone, and dries to a velvety, slightly mattifying finish that doubles as a makeup primer. The filter system is a classic US chemical combination — avobenzone for UVA, stabilized by octocrylene, alongside homosalate and octisalate for UVB — giving broad-spectrum SPF 40. That's a solid, conventional setup, though it relies on older-generation filters rather than the newer, more photostable ones (like Tinosorb) common in European and Asian sunscreens, simply because those aren't FDA-approved in the US. Beyond the filters, the formula is mostly texture engineering: silicones and emollients for the signature slip, with small amounts of shea butter, meadowfoam and boswellia extract as supporting ingredients rather than meaningful skincare actives. It's fragrance-free. Two honest notes. First, the slippery, silicone-heavy feel is loved by many but can pill under some moisturizers or makeup, so layering takes a little trial and error. Second, like any sunscreen, the SPF on the label only holds if you apply a full, generous layer — its invisible finish makes it easy to underapply. As an invisible, primer-like daily SPF, it earns its cult status.

At a glance

Key ingredients

Full ingredient list (26)

Colour indicates our safety assessment for each ingredient — green is well-tolerated, amber warrants caution, red is higher-risk. Tap any ingredient to read its full profile.