Kickstart your weight-loss journey now—save 50% on a 12-month plan!

How long do GLP-1s take to work?

Weight loss doesn’t happen overnight — even if you’re taking a GLP-1. That said, you might start to notice a difference pretty quickly.

By Deanna Pai

Last updated April 15, 2026

This article is for members

Upgrade your plan to read the full article.

See plans

Trust: You need this newsletter.

The field of weight management is evolving–and fast. New research. New treatments. Lots of misinformation. Our clinical newsletter helps sort it all out.