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About the Author Peter Wehrwein, Contributor, Harvard Health Disclaimer: As a service to our readers, Harvard Health Publishing provides access to our library of archived content

Americans turning to unauthorized sources, including buying GLP-1s from web storefronts claiming to sell Canadian medicines, should also take note

Preliminary animal studies and small human investigations suggest GLP1s may modulate these systems, offering a rationale for further research

Major GLP-1 NAION MDL 3163 Updates March 2026 Court Sets Science Day Guidelines Judge Karen Marston entered a foundational order outlining the procedural ground rules for an upcoming MDL Science Day

Gut-Brain Axis GLP-1 Anti-Obesity Rx and Alcohol and Substance Use Disorders GLP-1 medications targeting the brain or gut may improve treatment of addictions

This supports your GLP-1 response and helps you stay satisfied between meals