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L-(+)-Ergothioneine

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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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Document Support

Need COA, MSDS, packaging or MOQ details for this ingredient?

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.
COA / MSDS requestUseful for evaluation, internal QA checks and cross-team approval before commercial orders.

Certification and Documentation Support

Good Nutrition Bio supports supplier qualification with ISO 9001 quality management, ISO 22000 food safety management, KOF-K Kosher, Halal, USDA Organic and EU Organic documentation where applicable. Buyers should confirm the current certificate scope, issuing body, validity dates and product applicability for each project.

ISO 9001 ISO 22000 KOF-K Kosher Halal USDA Organic EU Organic

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.