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L-(+)-Ergothioneine

L-(+)-Ergothioneine is a naturally occurring sulfur-containing amino-acid derivative used in premium antioxidant, beauty and healthy-aging formulations.

GoodNutrition supplies this ingredient for supplement, functional food and personal care manufacturers. We support bulk purchasing with specification review, sample evaluation and export documentation for ongoing B2B supply projects.

Please confirm assay, appearance, solubility, packaging format and intended application with our team before order placement so the material profile matches your formula and market requirements.

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COA / MSDS documents

COA information for this ingredient is loading. If the document does not appear, please contact GoodNutrition for the current batch COA and MSDS.

GoodNutrition supplies botanical extracts and nutraceutical ingredients for supplement, functional food and personal care manufacturers. Contact us to confirm specification, assay, solubility, sample availability, MOQ, packaging and current lead time for this item.

We support B2B purchasing with COA documentation, production coordination and repeat-order planning for wholesale ingredient projects.

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Share the target specification, dosage form, market and estimated quantity with our team. We can help coordinate document review, sample planning, packaging discussion and quotation support faster for supplement and functional food projects.

Specification reviewAssay, appearance, solubility and application fit for your formulation direction.
Packaging & MOQDiscuss sample size, bulk packing format and commercial quantity planning with our sales team.
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ISO Certificate Documents

Published ISO certificates identify Good Nutrition Biotechnology Co., Ltd. Review each document's scope before supplier qualification.

ISO 9001:2015 standard markISO 9001:2015 ISO 22000:2018 standard markISO 22000:2018

ISO 9001 covers plant extracts and pharmaceutical intermediates. ISO 22000 covers the named extracts and food additives listed in its certificate, including NAD and MSM. These management-system documents do not certify every catalogue product.

Current status must be confirmed with CQC and the applicable surveillance audit acceptance notice. For Halal, Kosher or organic requirements, request product-specific evidence and confirm availability before ordering.

L-(+)-Ergothioneine is a naturally occurring sulfur-containing amino-acid derivative used in premium antioxidant, beauty and healthy-aging formulations.

L-ergothioneine is distinguished by stereochemical identity, purity and production route. Because it is used in premium low-dose formulas, accurate assay, optical control and uniform premixing are more relevant than generic claims about antioxidant ingredients.

Product Specification

Product NameL-(+)-Ergothioneine
Material IdentityL-ergothioneine from a declared fermentation or synthesis route
AppearanceWhite to off-white powder
Key SpecificationL-ergothioneine assay, optical identity and related substances, batch specific

Key Characteristics

  • Defined L-isomer of a sulfur-containing histidine derivative
  • Water-compatible powder for solid and selected liquid formats
  • Premium low-dose use requires accurate blending and traceability

Formulation & Handling

  • Suitable for capsules, tablets, sachets and beauty-nutrition blends
  • Use geometric dilution or a premix for low inclusion levels
  • Validate compatibility with oxidizing minerals and the intended storage system

Quality Parameters to Review

  • L-ergothioneine identity, assay and optical purity
  • Related substances and production-route documentation
  • Water content, heavy metals and microbiological limits

Final suitability should be confirmed against the agreed product specification, batch COA, destination-market requirements and the buyer’s finished-product validation.

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Buyer FAQ

What should buyers verify for L-(+)-Ergothioneine?

Review L-ergothioneine identity, assay and optical purity; Related substances and production-route documentation; Water content, heavy metals and microbiological limits. Final acceptance should follow the agreed specification and batch COA.

How is L-(+)-Ergothioneine commonly formulated?

Suitable for capsules, tablets, sachets and beauty-nutrition blends; Use geometric dilution or a premix for low inclusion levels; Validate compatibility with oxidizing minerals and the intended storage system

What is L-(+)-Ergothioneine commonly used for?

Common application directions include Healthy-aging and longevity-positioned formulas; Beauty-from-within and skin-nutrition products; Eye-health and antioxidant supplement blends. Finished-product claims and suitability must be reviewed for the destination market.

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