GLP-1 & Incretin Science

Is Semaglutide a Peptide?

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Science illustration of a chain of glowing bead-like molecules binding to a purple receptor on a blue cell membrane, with symbolic pancreas, stomach, and brain icons connected by dotted pathways in the background.

Semaglutide is a modified peptide medicine modeled on the GLP-1 hormone. Its engineered structure helps it last longer than native GLP-1, but peptide classification alone does not explain its clinical effects or safety.