Home / Peptide Database / PE-22-28
ANTIDEPRESSANT / NEUROPROTECTION
PE-22-28
PE-22-28 is a synthetic peptide analogue of spadin, a fragment of the NTSR3/sortilin propeptide. shown rapid antidepressant effects in animal models.
Available strengths
10mg
2 of 2 rows in stock
Potency loss over time
Estimated potency retained (%) per storage condition. Hover the chart for details.
Freezer −20 °C
36+ mo
Stable · >95% potency
Fridge 4 °C
4-6 mo
In use · after recon
Room 20 °C
2-3 wks
Limited · moderate loss
Warm 37 °C+
<1 day
Critical · rapid degradation
⚠ Estimates modelled per compound from its molecular properties (sequence length, cyclisation, oxidation- and deamidation-prone residues, light sensitivity). Indicative only — not lab-measured per batch.
Time in body
No established terminal half-life. Human or animal pharmacokinetics for this compound are not published, so no clearance curve is shown — we don't model a curve from data that doesn't exist.
Strength 10mg2
| # | Suppliers | Price | €/mg | Price trend (6 months) | Purity | COA | Score ⓘ | |
|---|---|---|---|---|---|---|---|---|
| 1 |
 PRI
| €39.99 | €4.0/mg | ▼8.7% | 99% | ✔ COA | Shop → | |
| 2 |
 24P
24PEPTIDES
in stock 🇳🇱 NL
| €59 | €5.9/mg | ▼11.1% | 99% | ✔ Liquilabs | Shop → |
Prices manually checked and updated monthly — source: publicly available supplier data. No affiliate links, no paid placement.
PE-22-28
Mechanism, evidence level, EU status and COA guidance per compound. No dosages, no protocols — that belongs with a doctor.