Peptides Optimized GHK-Cu
Evidence Score 87/100 · 25 of 25 GHK-Cu lab reports confirmed by the issuing lab
As of October 2, 2026, Peptides Optimized lists GHK-Cu from $35. It publishes 25 GHK-Cu lab reports; 25 are confirmed in the issuing lab's own records, the newest dated September 30, 2026. Its confirmed reports cover both purity and toxicity (endotoxin or sterility) testing.
GHK-Cu lab reports confirmed by the issuing lab
- September 30, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 30, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 30, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 30, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 23, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 23, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 23, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 16, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 16, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 8, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 6, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 6, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- August 27, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- July 20, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- July 15, 2026Genesis Biolabspurity, identity, endotoxinview report ↗
- July 14, 2026Genesis Biolabspurity, identity, endotoxinview report ↗
- June 24, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- June 11, 2026Genesis Biolabspurity, identity, endotoxinview report ↗
- May 26, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- May 24, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- May 7, 2026Genesis Biolabspurity, identity, endotoxinview report ↗
- April 18, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- date not printedILS Laboratorieslot CU100-J19purity, identityview report ↗
- date not printedILS Laboratorieslot GHK100-260806purity, identityview report ↗
- date not printedGenesis Biolabslot GK5656purity, identity, endotoxin, sterilityview report ↗
GHK-Cu price at Peptides Optimized
- From
- $35
- Best per mg
- —
- Typical per mg
- $0.62/mg
- Sizes
- —
From Peptides Optimized's own store, as of October 2, 2026; shipping and discounts not included.
Other GHK-Cu sellers with lab-confirmed reports
- Nextgen Peps91/100 · 2 confirmed · $0.59/mg
- Hydro Research Peptides90/100 · 7 confirmed · $0.55/mg
- Solyn90/100 · 4 confirmed · $0.96/mg
- Direct Peptides89/100 · 31 confirmed
- BioLongevity Labs88/100 · 7 confirmed · $1.70/mg
- Panda Peptides88/100 · 6 confirmed
Peptides Optimized GHK-Cu questions
Is Peptides Optimized's GHK-Cu lab tested?
Yes. As of October 2, 2026, Peptides Optimized publishes 25 GHK-Cu lab reports, and PepAssess matched 25 to the issuing lab's own records (Genesis Biolabs and ILS Laboratories). The newest confirmed report is dated September 30, 2026.
How much is GHK-Cu at Peptides Optimized?
From $35, as of October 2, 2026. Prices come from Peptides Optimized's own store and exclude shipping and discounts.
Is there a Peptides Optimized coupon code for GHK-Cu?
PepAssess has no confirmed Peptides Optimized code as of October 2, 2026. GHK-Cu sellers with lab-confirmed reports and a code: Hydro Research Peptides, PepAssess20 (20% off) and BioLongevity Labs, PEPASSESS (15% off).
Who else sells lab-tested GHK-Cu?
As of October 2, 2026, the highest-scoring GHK-Cu sellers with a lab-confirmed report, besides Peptides Optimized: Nextgen Peps (91/100, 2 confirmed), Hydro Research Peptides (90/100, 7 confirmed) and Solyn (90/100, 4 confirmed).