UK Buyer's Guide

Where to Buy Glutathione in the UK

Glutathione (GSH) is the principal endogenous tripeptide antioxidant and a reference compound in oxidative-stress and detoxification research. UK researchers sourcing Glutathione should look for verifiable third-party COA data and UK cold-chain handling. This guide explains what Glutathione is, what to check when sourcing it in the UK, and where you can buy independently lab-tested Glutathione from UK Peptide Lab.

What is Glutathione?

Glutathione is a tripeptide composed of glutamate, cysteine and glycine, synthesised intracellularly and present in millimolar concentrations in most tissues. Research has investigated its role as a major antioxidant, electrophile scavenger and substrate for glutathione peroxidase and glutathione S-transferase enzymes in oxidative-stress and detoxification pathways. Glutathione is supplied as a lyophilised powder for in-vitro laboratory research only, not for human or veterinary use.

Published research on Glutathione is indexed on PubMed.

Intended Use: Strictly for in-vitro laboratory research. Not for use in humans or animals. This product has not been evaluated by the MHRA or FDA.

Why buy Glutathione from UK Peptide Lab

98%+ HPLC purity

Every batch verified by accredited third-party labs.

COA on every batch

Full Certificate of Analysis published per product page.

UK cold-chain storage

Stored at -20°C from arrival through dispatch.

Same-day UK dispatch

Royal Mail Tracked 24, free UK delivery over £45.

Available Glutathione options

Frequently asked questions about buying Glutathione in the UK

Other UK buying guides