Octinoxate

INCI: Ethylhexyl Methoxycinnamate
Also known as: OMC, EHMC
SPFspfsyntheticStrong evidencePregnancy safe
68
Skinlumis Rating
Comedogenic
2/5
Irritancy
2/5
Best applied
AM
Effective range
2%–7.5%
How It Works

A common UVB chemical filter, controversial due to coral reef toxicity and hormonal concerns.

Absorbs UVB (280–320nm) via cinnamate π-system.

pH Range
5.0–8.0
Benefits
  • UVB protection
  • Cosmetic elegance
Proven For

What the evidence supports.

UV damage prevention
Best For
  • All skin types
Avoid If
  • Reef-adjacent travel
  • Hormone sensitivity concerns
Layering Order
10/10

Final occlusive/SPF layer.

Max Safe Concentration
7.5% US

Concentration range in well-formulated products: 2%–7.5%

Seasonal Use

Year-round.

For Estheticians & Professionals

Banned in Hawaii, Key West, etc. for reef impact. Recommend Tinosorb alternatives.

Pairs Well With
Conflicts With

No flagged conflicts. Still, patch-test new actives.

Your Skin Compatibility

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