Sexual Wellness
$85.00
Build a stack of 5+ compounds for 20% off — your protocol totals live in the bench tray, with the research-use-only acknowledgment captured at checkout.
For laboratory research use only · Not for human consumption
PE-22-28 is a synthetic heptapeptide derived from the spadin fragment of the sortilin propeptide.
Sequence
Gly-Val-Ser-Trp-Gly-Leu-Arg
Authoritative references
Reference data is provided for laboratory identification only. Values are sourced from public chemistry databases; confirm against the batch COA. Not for human or animal use.
Every batch is independently third-party tested for identity, mass, and purity, and ships with a lot code you can verify. How we test →
Reconstitution Calculator
5.00mg/mL
5,000 mcg/mL
5.0units
on a U-100 syringe
Measurement math for laboratory research only. Not dosing guidance, medical advice, or a therapeutic claim.
Ratings reflect product quality — purity, labeling, packaging, reconstitution, and shipping. Research use only.
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Complete the stack
Compounds researchers commonly explore alongside PE-22-28. Build a stack of 5+ distinct compounds and 20% comes off the whole protocol (supplies excluded).
Pairings reflect compounds commonly researched together — not a protocol, combination guidance, or any therapeutic claim. Research use only.