tirzepatide vs semaglutide efficacy side effects Semaglutide: Key Differences Explained Weighing up the Risks: GI

Tirzepatide works through a dual-action mechanism by targeting both GIP (glucose-dependent insulinotropic polypeptide) and GLP-1 (glucagon-like peptide-1) receptors

In controlled programs that paired medication with lifestyle support, patients achieved substantial, measurable change: in a 68-week trial, participants taking semaglutide lost an average of 14.9% of their body weight, according to Advances in Therapy, reflecting the drugs magnitude of effect when combined with structured behavior change

It received NICE approval for weight management (TA1026) in December 2024

Reduced hair shedding in 68 weeks Improved scalp health within weeks Visible hair density improvement in 36 months Firmer, brighter skin in 48 weeks Consistency and personalised protocols are key to achieving optimal outcomes

However, semaglutide often exceeds this limit

And US Chem Labs, which the FDA warned in February 2024, removed language from its website extolling their products weight-loss powers, though its product pages for semaglutide still include information about therapeutic uses