Peptides Optimized SS-31
Evidence Score 87/100 · 13 of 13 SS-31 lab reports confirmed by the issuing lab
As of October 2, 2026, Peptides Optimized lists SS-31 from $39. It publishes 13 SS-31 lab reports; 13 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.
SS-31 lab reports confirmed by the issuing lab
- September 30, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 30, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 16, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 6, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 6, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- September 2, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- August 27, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- August 25, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- August 17, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- August 3, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- May 28, 2026Genesis Biolabspurity, identity, endotoxin, sterilityview report ↗
- date not printedILS Laboratorieslot 2s10-L01purity, identityview report ↗
- date not printedILS Laboratorieslot 2S50-J19purity, identityview report ↗
SS-31 price at Peptides Optimized
- From
- $39
- Best per mg
- —
- Typical per mg
- $5.00/mg
- Sizes
- —
From Peptides Optimized's own store, as of October 2, 2026; shipping and discounts not included.
Other SS-31 sellers with lab-confirmed reports
- Nextgen Peps91/100 · 1 confirmed
- Hydro Research Peptides90/100 · 3 confirmed · $3.50/mg
- Direct Peptides89/100 · 4 confirmed · $6.90/mg
- Platinum Lion87/100 · 2 confirmed
- American Peptides86/100 · 10 confirmed · $4.30/mg
- ONYX BIOLABS86/100 · 2 confirmed
Peptides Optimized SS-31 questions
Is Peptides Optimized's SS-31 lab tested?
Yes. As of October 2, 2026, Peptides Optimized publishes 13 SS-31 lab reports, and PepAssess matched 13 to the issuing lab's own records (Genesis Biolabs and ILS Laboratories). The newest confirmed report is dated September 30, 2026.
How much is SS-31 at Peptides Optimized?
From $39, 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 SS-31?
PepAssess has no confirmed Peptides Optimized code as of October 2, 2026. SS-31 sellers with lab-confirmed reports and a code: Hydro Research Peptides, PepAssess20 (20% off).
Who else sells lab-tested SS-31?
As of October 2, 2026, the highest-scoring SS-31 sellers with a lab-confirmed report, besides Peptides Optimized: Nextgen Peps (91/100, 1 confirmed), Hydro Research Peptides (90/100, 3 confirmed) and Direct Peptides (89/100, 4 confirmed).