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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