Microdosing GLP-1 drugs for weight loss is growing in popularity among Americans looking to save a little money or reduce gastrointestinal side effects.
Some 12 percent of American adults are using GLP-1s, which started out as diabetes drugs before the weight-loss market took off in 2021. One in seven people using GLP-1s are microdosing the medications, a 2025 survey from health tracking app Evidant found.