We're moving to a new warehouse. Ordering pauses Oct 30 at 11 AM MT and reopens once it's shipping, planned for early November. Need something? Order before then. Details

SS-31 25mg

Independent third-party testing — all production lots

We ship by stock rotation, so the exact lot you receive may differ — every lot's full report is linked below.

Lot # Tested Mass Purity Verification
2026-09-21 26.81 mg 99.85% Lab tested
Janoshik Analytical · Round 1
99.85%purity
26.81 mg · 2026-09-07
View full report →
Sterility PASS Endotoxin ✓ Full lot report →
Exhausted 2026-09-10 24.94 mg 99.83% ✓2× verified
Janoshik Analytical · Round 2
99.83%purity
24.94 mg · 2026-09-10
View full report →
Janoshik Analytical · Round 1
99.74%purity
26.49 mg · 2026-06-05
View full report →
2026-01-15 26.23 mg 99.66% ✓2× verified
Janoshik Analytical · Round 2
99.66%purity
26.23 mg · 2026-01-15
View full report →
Janoshik Analytical · Round 1
99.62%purity
30.28 mg
View full report →
2025-06-11 33.07 mg 99.95% ✓2× verified
Janoshik Analytical · Round 2
99.95%purity
33.07 mg
View full report →
Janoshik Analytical · Round 1
99.82%purity
37.40 mg
View full report →
2025-03-09 34.35 mg 99.77% ✓2× verified
Janoshik Analytical · Round 2
99.77%purity
34.35 mg
View full report →
Janoshik Analytical · Round 1
99.34%purity
34.84 mg
View full report →
2024-07-09 35.61 mg 99.92% ✓2× verified
Janoshik Analytical · Round 2
99.92%purity
35.61 mg
View full report →
Janoshik Analytical · Retail Restock
99.85%purity
32.79 mg
View full report →
Janoshik Analytical · Round 1
99.84%purity
37.03 mg
View full report →