Vasopressin
Hypothalamic neuropeptide regulating water reabsorption and blood pressure. V1b receptor activity studied for cognitive enhancement, social memory, and stress response modulation.
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Also known as:
adhantidiuretic hormonearginine vasopressinavp
community guides:
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Community Q&A
- What does vasopressin do for cognition?
- Community accounts describe intranasal vasopressin in two contexts: water retention management (its primary role) and cognitive enhancement. The cognitive interest comes from research showing V1b receptor activity in the hippocampus affects memory consolidation and social recognition. Accounts from nootropic-focused users describe mild improvements in memory and social recall with intranasal dosing, though effects are described as subtle compared to more established cognitive peptides.
- How is vasopressin used for cognitive effects?
- Community accounts describe intranasal vasopressin at low doses — prioritising the CNS effect while minimising the peripheral vasoconstriction and antidiuretic effects at higher doses. Desmopressin (a vasopressin analogue) appears more frequently in cognitive enhancement accounts because its selectivity for V2 receptors reduces the unwanted vasoconstrictive effects. Native vasopressin accounts in the nootropic community are sparse compared to desmopressin.