Porphyra 334
A cosmetic ingredient used as light stabilizer, skin conditioning in skincare, haircare, and personal-care products sold in the European Union.
What is it?
L-Threonine, N-[(5S)-3-[(carboxymethyl)amino]-5-hydroxy-5-(hydroxymethyl)-2-methoxy-2-cyclohexen-1-ylidene]-, [N(E)]-
What does it do?
Porphyra 334 is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Light stabilizer
protects a cosmetic formulation from degradation by UV light, extending its shelf life
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Skin conditioning
improves the appearance, feel, and condition of skin
EU regulatory status
Porphyra 334 is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Porphyra 334?
Porphyra 334 is a cosmetic ingredient catalogued in the EU CosIng database. L-Threonine, N-[(5S)-3-[(carboxymethyl)amino]-5-hydroxy-5-(hydroxymethyl)-2-methoxy-2-cyclohexen-1-ylidene]-, [N(E)]-
Is Porphyra 334 allowed in cosmetics in the EU?
Yes. Porphyra 334 is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Porphyra 334 do in cosmetic products?
Porphyra 334 is declared in the EU cosmetic ingredient inventory with these functions: light stabilizer, skin conditioning.
What is the CAS number of Porphyra 334?
The CAS (Chemical Abstracts Service) number for Porphyra 334 is 70579-26-9.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 12/11/2014