L-selenomethionine is the L-enantiomer of selenomethionine.
Definition
L-selenomethionine is the L-enantiomer of selenomethionine. It is an enantiomer of a D-selenomethionine. It is a tautomer of a L-selenomethionine zwitterion.
Source: PubChem
US FDA substance register · UNII 964MRK2PEL · registered name SELENOMETHIONINE · single chemical substance
Selenomethionine is the organic compound that conforms to the formula
Cosmetic roles
Slows spoilage by oxygenANTIOXIDANT
More data — names, identifiers, properties, test records, literature
Names & identifiers
SELENOMETHIONINEINCI
- CAS No.chemical registry number
- 3211-76-5
- DTXSIDUS EPA chemical ID
- DTXSID8046824
- DTXCIDUS EPA compound ID
- DTXCID6026824
- IUPAC
- (2S)-2-Amino-4-(methylselanyl)butanoic acid
- Molecular formula
- C5H11NO2Se
- Molecular weight
- 196.119 g/mol
Irritation and sensitisation studies
1 skin studies and 1 eye studies are on record.
Classed as low1
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 2 studies
- Category 6.3B (Category 3)
Skin Irritation · Read Across - Category 6.4A (Category 2A)
Eye Irritation · Read Across
Source: US EPA CompTox dashboard
Related literature
- Selenomethionine activates MAPK signaling to activate epidermal keratinocyte migration, speeding skin wound healing. · 2025
- Assessment on the Safety and Efficacy of Modification of the Terms of Authorisation of zinc-L-selenomethionine as a Feed Additive for All Animal Species (Zinpro Animal Nutrition (Europe), Inc.) (RP1823) · 2024
- Selenomethionine in gelatin methacryloyl hydrogels: Modulating ferroptosis to attenuate skin aging · 2024
- Modification of the terms of authorisation of zinc‐l‐selenomethionine as a feed additive for all animal species (Zinpro Animal Nutrition (Europe), Inc.) · 2023
- Safety and efficacy of Zinc‐l‐Selenomethionine as feed additive for all animal species · 2018