Recently, celebrity Kourtney Kardashian unveiled her GLP-1 Daily capsules , a new product in her popular Lemme vitamin and supplement line. According to its website, the plant-based supplement “supports your body’s GLP-1 hormone, reduces hunger, promotes healthy insulin function and supports healthy weight management with 3 clinically-tested ingredients.” Kardashian’s capsules join a market full of “natural GLP-1 supplements” that promise to boost your body’s GLP-1 production, capitalizing on the effectiveness of medications like Ozempic, Zepbound and Wegovy for weight loss while offering a cheaper alternative .

Those prescription drugs mimic GLP-1, a hormone that helps you feel full and controls your blood sugar. But there are major differences between supplements and GLP-1 drugs. The supplements “just contain some natural products and then flavonoids.

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There’s no GLP-1 component,” said Dr. Eduardo Grunvald , the medical director of the weight management program at UC San Diego Health in California. Though these supplements promise to increase your body’s GLP-1 levels, that claim may be misleading.

Food naturally boosts your body’s GLP-1 levels, explained Dr. Sun Kim , an endocrinologist at Stanford Health Care in California. But for people who live with diabetes or obesity, these levels generally won’t get as high as they do in individuals without these conditions.

This is where prescription GLP-1 medications come in. The drugs are made to keep .