- Independently HPLC-tested — ≥99% purity
- COA for every batch, emailed with your delivery
- Discreet, tracked worldwide shipping
- Dispatched from the EU and Bali
Glutathione, commonly abbreviated as GSH, is a naturally occurring tripeptide composed of glutamate, cysteine, and glycine. It is present in cells in both reduced and oxidized forms and participates in redox chemistry, thiol metabolism, enzymatic reactions, and cellular antioxidant systems.
In controlled laboratory environments, glutathione may be investigated in connection with oxidative-stress pathways, redox balance, enzyme activity, cellular metabolism, detoxification-related biochemical processes, mitochondrial models, and glutathione-dependent signaling systems.
Full research description
Published research has examined glutathione in relation to neurological, immune, ocular, dermatological, cartilage, metabolic, and age-associated experimental models. These findings do not establish that this independently supplied research material prevents neurodegenerative disease, improves immune function, supports cartilage, protects the eyes, produces younger-looking skin, slows aging, or provides therapeutic benefits in humans or animals.
Claims describing glutathione as a clinically proven anti-aging treatment or as a product that treats disease, improves appearance, enhances health, or alters immune function have therefore been omitted because such statements could imply therapeutic, cosmetic, nutritional, or human-use intent.
The term glutathione may refer to reduced glutathione, oxidized glutathione, different salts, hydration states, grades, or molecular preparations. Product identity, redox state, purity, molecular form, endotoxin status, and composition should be confirmed through appropriate batch-specific analytical documentation.
FDA has reported adverse events involving compounded injectable L-glutathione associated with potentially excessive endotoxin levels. FDA has also noted that compounded drugs are not FDA-approved and do not undergo the same premarket review for safety, effectiveness, or quality as approved medicines.
This material is not represented as sterile, injectable, pharmaceutical grade, an FDA-approved drug, dietary supplement, cosmetic, medical treatment, or pharmaceutical ingredient suitable for administration.
Storage & handling
Before reconstitution. Keep the sealed vial cool and dark. Lyophilized peptides are stable this way for the period stated on the certificate.
Reconstitution. Add bacteriostatic water slowly against the inside wall of the vial. Swirl gently to dissolve — never shake, as agitation can damage the peptide chain.
After reconstitution. Store refrigerated and use within the window appropriate for the compound under study. Do not freeze once in solution.
Check that the batch code on the label matches your packing slip on arrival.
COA & testing
Every batch is analysed by an independent laboratory before it is listed. The method for this compound is HPLC-UV 260nm.
The certificate shows the main peak purity, the impurity profile, the test date and the laboratory that performed it — tied to the batch code printed on your vial.
Batch for this listing: SP-GLU-2608A. Look it up here.
Shipping & discretion
Orders placed on business days are dispatched the same or next day. We ship multiple times a day, so most orders leave within six hours.
Plain box, neutral sender, no product names or branding on the outside. Tracked worldwide.
Free shipping from €175 in the Netherlands and Belgium, €180 in the rest of Europe and €225 worldwide — and always free on Bali. See the delivery page for rates and times per region.
Research use only
FOR LABORATORY RESEARCH USE ONLY.
For use only by qualified laboratory professionals in controlled research environments.
Not for human or veterinary use.
Not for human consumption.
Not intended for injection, ingestion, inhalation, topical application, or administration to humans or animals.
Not intended for clinical, diagnostic, therapeutic, preventive, nutritional, cosmetic, body-composition, athletic-performance, or household use.
Not intended for pharmaceutical compounding or for the preparation of any product intended for human or animal administration.
This product is not intended to diagnose, treat, cure, mitigate, or prevent any disease or medical condition, nor is it intended to affect the structure or function of the human or animal body.
This product has not been evaluated or approved by the U.S. Food and Drug Administration.
Handle, store, and dispose of this material in accordance with applicable laboratory safety procedures and all relevant federal, state, and local requirements.

