§ Same category · Cognitive peptides
P-21 vs PNC-27
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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P-21
0
vendors tracked
PNC-27
0
vendors tracked
P-21
CNTF-mimetic cognitive peptide
No current listings at 5mg.
PNC-27
Tumor-selective membrane-disrupting peptide
No current listings at 5mg.
About P-21
An 11-mer fragment derived from ciliary neurotrophic factor (CNTF), studied for neurogenesis and cognitive enhancement in preclinical models.
About PNC-27
A fusion peptide containing the MDM2 binding domain of p53 and a membrane-translocating signal, studied for cancer-cell-selective cytotoxicity.