SHEET /m/ergothioneine · PubChem CID 5351619 · CAS 497-30-3 · REV 2026.07
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Ergothioneine from source
C9H15N3O2S · 229.3 g/mol
L-Ergothioneine · Sympectothion · Ergothionine · Thioneine
amino acid
CategoryNutrient
LeaderboardsBiggest
Fig. 1 · 2D structure RDKit
C[N+](C)(C)[C@@H](CC1=CNC(=S)N1)C(=O)[O-]
Where you'll find it
Not yet mapped to everyday foods or products.
Toxicity & hazards
WarningIrritantH315, H319, H335from source