Evidence-based

Peptide YY (PYY)

•Last Updated: September 23, 2025

PYY is secreted by the ileum and colon in response to food intake. It slows stomach emptying, and reduces appetite and subsequent food intake.

Last Updated:September 23, 2025

Research Snapshot

43 participants in 2 trials

Examine Database: Peptide YY (PYY)

Intervention	Grade	Evidence	Effect
Aspartame	D	Participants: 31	No effect
Cannabis	C	Participants: 7	Small Decrease
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No effect

Small Decrease

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