Longevity Stack
- NAD+ content-verified via third-party lab analysis (Janoshik Labs) + Epithalon 99.30% + GHK-Cu 99.55% (Janoshik Labs, third-party HPLC)
- NAD+: Janoshik Task #75065 · Batch CS-nd500805 | Epithalon: Janoshik Task #73122 · Batch CS-ei10720 | GHK-Cu: Janoshik Task #88475 · Batch CS-gu501026
In stock
99%+ purity guarantee · Free express shipping to the US & Europe
Longevity Stack — a set of NAD+, Epithalon and GHK-Cu research vials, each from a third-party tested batch.
Contents:
- 30 Days set: 1× NAD+ 500mg + 1× Epithalon 10mg + 1× GHK-Cu 50mg
- 60 Days set: 2× NAD+ 500mg + 2× Epithalon 10mg + 2× GHK-Cu 50mg
Each vial is listed separately in our COA library with its batch reference and HPLC result.
For laboratory research use only. Not for human or veterinary use.
Our Purity Promise
Every batch of Peptonia peptides is third-party lab tested before it ever reaches you. We stand behind that testing completely — so much so that we back it with a full money-back guarantee.
If you send your product for independent lab testing and it does not verify at 99%+ purity, we will refund your order in full, and we'll also cover the cost of your lab test.
That's how confident we are in what we sell. No hoops, no fine print — just clean, verified peptides, guaranteed.
Our Peptide | Cheap vendors | |
|---|---|---|
| Third-party lab-tested, every batch | Yes | Rarely |
| Certificate of analysis included | Yes, with every order | On request only, if at all |
| Purity verified at 99%+ | Yes | Unverified |
| Sourcing transparency | Full disclosure | Often disclose |
| Batch-to-batch consistency | Yes | Inconsistent |
| Proper cold-chain shipping | Yes | Rarely |
| Money-back purity guarantee | Yes | No |
| Reconstitution support | Included | Not offered |
