Product name: Ergothioneine Other Name: EGT; L-(+)-ERGOTHIONEINE INCI Name: ERGOTHIONEINE Molecular Formula: C9H15N3O2S Molecular Weight: 229.3 Appearance: White fine powder Purity: 98% CAS NO.: 497-30-3 EINECS No.: 207-843-5 Supplier: ZHENYIBIO Ergothioneine is an amino acid that is found mainly in mushrooms,but also in king crab,meat from animals that have grazed on grasses containing ergothioneine,and other foods.Amino acids are chemicals that are the building blocks for proteins.L-Ergothioneine is used as supplements and medicine.People take ergothioneine benefits for liver damage,cataracts, Alzheimer's disease,diabetes,and heart disease.Ergothioneine in skin care is sometimes applied directly to the skin to prevent wrinkles, reduce signs of aging skin,and reduce sun damage.