Side-by-side comparison
Oxytocin vs Selank — Price & Profile Comparison
Oxytocin
Safety 9/10vs
Selank
Cognitive & Anxiolytic PeptideSafety 8/10Anxiolytic / nootropic research
Oxytocin
Selank
Cheapest price
$36.90 /10mg
$20.84 /10mg
Vendors stocking
11
37
Safety rating
9/10
8/10
Mol. weight
—
751.9 g/mol
Administration
Intranasal
Intranasal
The short answer
Oxytocin vs Selank: which to choose
Selank is the cheaper option — roughly $21 vs $37 for the lowest verified listing. Selank is the more widely stocked of the two (37 vendors vs 11). Oxytocin carries the higher safety rating (9/10 vs 8/10).
Price Comparison — 2026
Oxytocin
VendorPrice
Selank
VendorPrice
Vendors Carrying Both
10 vendors stock both Oxytocin and Selank — convenient if you want to bundle an order.
Safety Notes
Oxytocin
FDA: FDA-approved (Pitocin)
Decades of use in L&D; water intoxication risk at very high doses; well-characterized
Selank
FDA: Approved in Russia
Approved in Russia; no sedation, amnesia, or dependence; appears very well-tolerated; limited Western data