S1research Retatrutide
Evidence Score 74/100 · 3 of 3 Retatrutide lab reports confirmed by the issuing lab
As of October 9, 2026, S1research lists Retatrutide in 10, 20, 30, 60, 100 mg from $30. It publishes 3 Retatrutide lab reports; 3 are confirmed in the issuing lab's own records, the newest dated September 16, 2026. Its confirmed reports cover both purity and toxicity (endotoxin or sterility) testing.
Retatrutide lab reports confirmed by the issuing lab
- September 16, 2026Freedom Diagnosticspurity, identity, endotoxin, sterilityview report ↗
- August 24, 2026Freedom Diagnosticspurity, identity, endotoxin, sterilityview report ↗
- June 21, 2026Freedom Diagnosticspurity, identity, endotoxin, sterilityview report ↗
Retatrutide price at S1research
- From
- $30
- Best per mg
- —
- Typical per mg
- $6.00/mg
- Sizes
- 10, 20, 30, 60, 100 mg
From S1research's own store, as of October 9, 2026; shipping and discounts not included.
Other Retatrutide sellers with lab-confirmed reports
- Prime Peptides96/100 · 5 confirmed
- Direct Peptides89/100 · 113 confirmed
- Platinum Lion87/100 · 6 confirmedPlatinum Lion coupon code
- Peptides Optimized87/100 · 87 confirmed
- American Peptides86/100 · 35 confirmed · $6.67/mg
- Go Alpha Labs85/100 · 47 confirmed · $2.92/mg
S1research Retatrutide questions
Is S1research's Retatrutide lab tested?
Yes. As of October 9, 2026, S1research publishes 3 Retatrutide lab reports, and PepAssess matched 3 to the issuing lab's own records (Freedom Diagnostics). The newest confirmed report is dated September 16, 2026.
How much is Retatrutide at S1research?
From $30 (10, 20, 30, 60, 100 mg), as of October 9, 2026. Prices come from S1research's own store and exclude shipping and discounts.
Is there a S1research coupon code for Retatrutide?
PepAssess has no confirmed S1research code as of October 9, 2026. Retatrutide sellers with lab-confirmed reports and a code: Platinum Lion, pepassess (10% off).
Who else sells lab-tested Retatrutide?
As of October 9, 2026, the highest-scoring Retatrutide sellers with a lab-confirmed report, besides S1research: Prime Peptides (96/100, 5 confirmed), Direct Peptides (89/100, 113 confirmed) and Platinum Lion (87/100, 6 confirmed).