Basic Information
- Product Name:L-Ergothioneine
- CAS NO.:497-30-3
- INCI Name:ERGOTHIONEINE
- MF:C9H15N3O2S
- MW:229.3
- Solubility:Soluble in water (up to 10 mg/ml)
- Function: Anti-oxidant and Anti-glycation
Product Specification
| Test items | Standards |
|
Appearance |
White or off-white powder |
|
Odor |
No special odour |
|
Purity(By Hplc) |
≥99% |
|
[a]3(c=1,H2O)Optical rotation |
≥(+)122° |
|
pH |
6.0-7.5 |
| Melting point |
249-255℃ |
|
Loss on drying |
≤0.5% |
| Solvent residue (ethanol) |
≤300mg/kg |
|
Heavy Metals |
≤10ppm |
|
Microbiology |
total number of bacterial colonies ≤100cfu/g |
| Total moulds and yeasts ≤10cfu/g | |
| Heat-resistant coliforms not detectable | |
| Staphylococcus aureus not detectable | |
| Pseudomonas aeruginosa not detectable | |
|
Storage |
Store with seal and away from light at 2~8℃, especially at-20℃ |
Application
- L-Ergothioneine is a uncommon amino acid and herbal antioxidant
- L-Ergothioneine broadly speaking provides in in fungi. Mammals are unable to synthesize L-Ergothioneine on their very own and can solely gain it from food.
- Ergothioneine is used in cosmetics as a skin protector, specifically towards UV damage.
Antioxidant
L-Ergothioneine is a potent antioxidant that helps protect skin against environmental stressors and oxidative damage.
Anti-aging
L-Ergothioneine (CAS No. 497-30-3) helps prevent premature skin aging.
Skin brightening
It also helps reduce skin discolorations by inhibiting the enzyme responsible for excess melanin production.
Formulation recommendations
Recommended dosage of L-Ergothioneine(CAS NO 497-30-3) in cosmetics
10-500ppm
Compatibility suggestion of L-Ergothioneine(CAS NO 497-30-3)
Ergothioneine (CAS No. 497-30-3) is readily water-soluble. L-Ergothioneine can form complexes with metal ions such as Cu²⁺, and should therefore be kept separate from ingredients containing metal ions.
Packaging and delivery
Packaging:
We offer flexible packaging solutions ranging from 1g to 1kg bottles. Custom packaging sizes and materials are also available to meet your specific requirements while ensuring optimal product preservation.
Delivery:
We provide air freight, sea freight and express courier services. The shipping terms will be specified in your quotation based on your requirements.
For more details, please contact us at: miley@joybiotech.com
Samples and small quantity orders of L-Ergothioneine (CAS No. 497-30-3) are available for delivery via DHL, FedEx, UPS, TNT and other major couriers.
Company Profile
Shanghai Joy Biotech Ltd. is a reliable and professional supplier of Cosmetic ingredients like L-Ergothioneine(CAS NO 497-30-3), pharmaceutical raw materials, Intermediates, Dietary supplements etc. Joy Biotech team consists of post-doctor, doctors, masters, Bachelors in the field of chemistry, pharmaceuticals, Synthetic Biology. We provide CMO,CDMO,Custom synthesis.
Joy Biotech is reliable and professional in producing and sourcing active ingredients of cosmetics, pharmaceuticals, and also dietary supplements.



Our service
Custom synthesis/CDMO/CMO Service
Our professional R&D dept. can develop the compounds according to your requirements. Or manufacture the products according to your technology package.
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If you have special requirements for the packing, send us the detailed requirements.
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