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Reduced L-Glutathione

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Reduced L-Glutathione is the reduced form of the tripeptide glutathione, used in antioxidant, beauty and healthy-aging nutrition.

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

Reduced L-Glutathione is the reduced form of the tripeptide glutathione, used in antioxidant, beauty and healthy-aging nutrition.

Reduced glutathione must be distinguished from oxidized glutathione. Its value depends on maintaining the reduced form through manufacture and storage, so oxygen, moisture, metal ions and packaging conditions require attention.

Product Specification

Product NameReduced L-Glutathione
Material IdentityReduced L-glutathione, commonly fermentation derived
AppearanceWhite crystalline powder
Key SpecificationReduced glutathione assay with oxidized-glutathione and related-peptide controls

Key Characteristics

  • Defined reduced tripeptide form
  • Water-soluble crystalline powder with a characteristic sulfur note
  • Can oxidize during processing and storage

Formulation & Handling

  • Suitable for capsules, tablets, sachets and selected drink powders
  • Control oxygen exposure and avoid incompatible oxidizing ingredients
  • Use flavor management where the sulfur note is noticeable

Quality Parameters to Review

  • Reduced glutathione identity and assay
  • Oxidized glutathione and related substances
  • Water content, residual solvents, 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 Reduced L-Glutathione?

Review Reduced glutathione identity and assay; Oxidized glutathione and related substances; Water content, residual solvents, heavy metals and microbiological limits. Final acceptance should follow the agreed specification and batch COA.

How is Reduced L-Glutathione commonly formulated?

Suitable for capsules, tablets, sachets and selected drink powders; Control oxygen exposure and avoid incompatible oxidizing ingredients; Use flavor management where the sulfur note is noticeable

What is Reduced L-Glutathione commonly used for?

Common application directions include Beauty-from-within and skin-nutrition products; Antioxidant and healthy-aging formulas; Liver-wellness and premium peptide blends. Finished-product claims and suitability must be reviewed for the destination market.