Ergothioneine
Ergothioneine / CAS : 497-30-3
Appearance | White powder | UN | - |
HS | 3822900000 | DG Class | - |
Synonyms | L-(+)-Ergothioneine; L-Ergothioneine; Sympectothion; Ergothionine; l-Thioneine; Thiolhistidine-Betaine; (S)-3-(2-Thioxo-2,3-Dihydro-1H-Imidazol-4-yl)-2-(Trimethylammonio)Propanoate; (S)-(1-Carboxy-2-(2-Mercaptoimidazol-4-yl)Ethyl)Trimethylammonium Hydroxide; Ergothioneine Thiol; Ergothioneine L-(+); EGT |

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Overview
Benefits
The company has strong R&D strength (the research background of Angel Yeast and East China Medicine), and the quality standard conforms to USP.
Flexible production, providing OEM and non-standard customized services.
Operating of ISO9001, ISO22000, ISO14001, OHSAS18001 , HACCP, and other management systems.
BRC Global Food Safety, Ethical Audit, Kosher, Halal Certification, etc.
Non GMO-DNA; Non-Allergen; Non-Irradiation.
Specification
Item | Specification | Result |
Appearance | Off white to white fine powder | Conforms |
Identification | Positive | Conforms |
Assay(on dried basis) | ≥99.0% | 99.50% |
Loss on Drying | ≤ 1.0% | 0.14% |
Residue on ignition | ≤5% | 0.28% |
Heavy metals | ≤ 10 ppm | Conforms |
Arsenic | ≤ 2 ppm | Conforms |
Lead | ≤ 1 ppm | Conforms |
Mercury | ≤ 2 ppm | Conforms |
Total bacterial count | ≤ 10,000 CFU/g | Conforms |
Mold & Yeast | ≤300 CFU/g | Conforms |
Escherichia coli | Absent | ND |
Staphylococcus aureus | Absent | ND |
Salmonella | Absent | ND |
Pseudomnas aeruginosa | Absent | ND |
Uses
L-ergothioneine is a natural molecule isolated from the rye ergot fungus and later found in rat erythrocytes and liver, as well as in many other animal tissues. Its antioxidant properties may provide the therapeutic potential of this compound, or it may be used as a food additive or cosmetic product.