Isoamyl p-Methoxycinnamate
A liquid UVB filter, kin to octinoxate but more photostable. Approved in the EU, not registered in the US. It occasionally triggers contact allergy; otherwise well tolerated.
Evidence by route
Topical application
A working UVB filter approved in the EU, more photostable than octinoxate. Covers UVB only and needs a UVA partner. Rare contact allergy is documented.
- SCCS Scientific Committee on Consumer Safety opinion
- EU Regulation 1223/2009 on cosmetic products
How to read tiers A–F
- BLimited evidence. One RCT or several controlled studies with limitations
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Moderate
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily, Sensitive
- Use with caution
- Sensitive
Frequently asked questions
Is Isoamyl p-Methoxycinnamate safe during pregnancy?
Isoamyl p-Methoxycinnamate is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Isoamyl p-Methoxycinnamate for?
Isoamyl p-Methoxycinnamate suits: normal, dry, combination, oily, sensitive. Use with caution in: sensitive.
What is Isoamyl p-Methoxycinnamate and what does it do in cosmetics?
A liquid UVB filter, kin to octinoxate but more photostable.
What's the INCI name for Isoamyl p-Methoxycinnamate?
The INCI name is Isoamyl p-Methoxycinnamate. It may also appear as: Amiloxate, Neo Heliopan E1000.
See Isoamyl p-Methoxycinnamate in a product composition right on the store page
The Evigrade extension adds an evidence panel to iHerb, Sephora, Druni and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Similar in action
Explore by category
Ingredients in the same category
Melanin, Meradimate, Methoxypropylamino Cyclohexenylidene Ethoxyethylcyanoacetate, Mexoryl SX, Paraffin, Titanium Dioxide, Benzophenone-4, Disodium Phenyl Dibenzimidazole Tetrasulfonate
Published: · updated: