Ingredient glossary

Homosalate

What Homosalate does for your skin, who it suits, and what to watch for.

INCI: Homosalate

Sun protection

In short: Homosalate delivers uvb protection, suits most skin types, and the evidence behind it is moderate. One thing to know: clear it with your doctor if pregnant.

What it does
Uvb protection
Best for
Most skin types
Watch out
Clear it with your doctor if pregnant
Evidence
Moderate
Does it clash with what you use? Check it →

The molecule

Tap to enlarge
Chemical structure of Homosalate (Homosalate)

The Glow take

Only as good as the sunscreen it lives in.

As a single filter, Homosalate only matters as part of a finished sunscreen you actually reapply. The best SPF is the one that feels good enough to wear every morning.

— Maya

What it does

  • uvb protection

moderate evidenceRecent safety reviews are re-evaluating homosalate exposure margins, but at allowed levels it remains widely used in conventional sunscreens.

On a label: usually effective at 5-15%.

Who it's for, and who should skip it

Tends to suit

  • normal
  • oily

Approach with care

  • reef concern
  • Clogs poresLow
  • Irritation riskLow

How it fits each skin type

  • DrySuits
  • CombinationSuits
  • OilySuits
  • SensitiveSuits

Take extra care if any of these apply to you: reef concern.

Where it fits in your routine

WhenMorning
Where in the orderThe last step, over everything else

Plays well with

  • other uvb filters
  • broad spectrum filters

Homosalate, answered

Is Homosalate safe during pregnancy?

Clear it with your doctor first. Homosalate is flagged as use-with-caution during pregnancy and breastfeeding, so check with your doctor or midwife before adding it.

Who should avoid Homosalate?

Approach Homosalate with care if any of these apply to you: reef concern.

What concentration of Homosalate actually works?

Homosalate tends to do its job in the 5 to 15% range. Much lower and it is likely underdosed.

During pregnancy

Treat Homosalate as a maybe rather than a yes for now. It is flagged as one to use with caution while pregnant or breastfeeding, so it is worth clearing before you carry on.

When in doubt, check with your doctor or midwife. They outrank any website, including this one.

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Sources & how we reviewed this

Last reviewed July 2026. Educational information about a cosmetic ingredient, not medical advice.