Verified purchase
Exceptional for longevity research
Quality is outstanding — third-party verified and matches the COA precisely. Pepthera has become our go-to supplier. Fast shipping and responsive support team.
Prof. A. Williams3 weeks ago
All products
Longevity
Glutathione
1500mg · 99.0% purity
4.9 · 21 reviews
Master endogenous antioxidant
$145.00
1
Volume Pricing
About Glutathione
A tripeptide (γ-glutamyl-cysteinyl-glycine) and the most abundant endogenous antioxidant in human cells. Studied for effects on oxidative stress, hepatic detoxification, and skin pigmentation pathways. Supplied as lyophilised powder.
What's included
Glutathione vial
1500mg · lyophilized · sealed
Certificate of analysis
Batch-specific · third-party lab
Cold-chain pack
Temperature-controlled on orders $150+
Handling guide
Storage + reconstitution instructions
Protected fulfillment
- Ships within 1 business day
- Standard 5–7 days · free over $150
- Express 2–3 days · $14.99
- Cold-chain monitored end-to-end
Batch verification
LOT-TSADGG·HPLC verified·Third-party lab
- 99.0% purity · independently confirmed
- COA matched to batch by serial number
- Cold-chain integrity verified pre-dispatch
Reviews
4.9 · 21 verified
Verified purchase
Operational maturity shows
Order acknowledgement within minutes, shipping confirmation with tracking the next morning, delivery exactly when promised. This is the level of operational discipline I expect from a serious supplier.
H. AnandApr 2, 2026
Verified purchase
Storage instructions were genuinely useful
Most suppliers ship the vial and assume the buyer knows the rest. The handling guide included actually walked through pre- and post-reconstitution storage windows. Small thing — meaningful difference.
L. AydinMar 4, 2026
Verified purchase
Tracked our internal HPLC within 0.1%
Cross-verified against our column. Pepthera-stated purity sat 0.08% above our own reading. That alignment, repeatedly, is the entire reason I switched.
M. PatelFeb 3, 2026
Verified purchase
Reordered twice in one quarter
Speed and consistency are the two things that matter to me when planning a study schedule. Pepthera delivers both. Three orders in, all matched.
S. HalvorsenJan 4, 2026
Verified purchase
Quality matches a clinical supplier
The level of QC presentation matches what I expect from a regulated clinical vendor. For a research-grade outlet, this is well above industry norm.
Dr. E. VogelDec 7, 2025
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