
PE-22-28
Research Peptide | Lyophilized Powder | Batch Tested
Tested for
Purity
Size
$73.00
$1.46/mg
In StockLatest batch: PE5-260601
1
For laboratory research use only. Not for human or animal consumption. Insulated shipping · Styrofoam box available.
Product Overview
PE-22-28 research peptide (lyophilized powder). Supplied for laboratory research use only.
Batch PE5-260601Tested Jun 1, 2026
| Test | Result | Status |
|---|---|---|
| Purity | 98.9% | Passed ✓ |
Batch PE10-260601Tested Jun 1, 2026
| Test | Result | Status |
|---|---|---|
| Purity | 98.6% | Passed ✓ |
500+ Certificates of Analysis
6+ Years of Testing
Best $/mg
Tested for More Than Purity
Batch # on Every Vial
Research Information
PE-22-28 is provided for in-vitro and laboratory research use only. Not for human or animal consumption.
Explore Other High-Purity Peptides

Cognitive & Short Peptides99.55% pure
Epithalon
From$40.00
10 vials × 10 mg · 100 mg total
$0.40/mgIn Stock

Cognitive & Short Peptides99.1% pure
DSIP
From$45.00
10 vials × 5 mg · 50 mg total
$0.90/mgIn Stock

Cognitive & Short Peptides98.8% pure
Selank
From$45.00
10 vials × 5 mg · 50 mg total
$0.90/mgIn Stock

Cognitive & Short Peptides99.3% pure
Semax
From$43.00
10 vials × 5 mg · 50 mg total
$0.86/mgIn Stock