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"These products are often positioned as over-the-counter options that mimic the effects of GLP-1 medications, particularly for appetite control and weight management," says Catherine Metzgar, PhD, RD, director of coaching at Virta Health

Same active ingredient, different labeled indications

Customer feedback often mirrors that: people mention they can feel it on the skin or in the area, but its not necessarily a dealbreaker

Patients often highlight the ease of use, GLP-1 receptor agonists can be administered via daily or weekly injections, depending on the specific medication

For researchers studying IGF peptide biology , tesamorelin represents one of the cleanest ways to elevate IGF-1 without direct exogenous administration

Food and Drug Administration (FDA) has expressed concerns about providers using non-FDA approved or low-purity ingredients