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GLP-1 receptor agonists are the most consequential drug class to emerge in obesity and type-2 diabetes since metformin. The category started with exenatide and liraglutide, broke commercial ceilings with semaglutide (Ozempic, Wegovy) and tirzepatide (Mounjaro, Zepbound), and is now expanding into orals (orforglipron, oral semaglutide), triple agonists (retatrutide), and amylin combinations (cagrisema, eloralintide).
The signal worth tracking has shifted. Weight loss alone is no longer the headline — secondary indications are. SELECT showed a 20% drop in major adverse cardiovascular events for non-diabetic adults with obesity. A Mass General Brigham analysis in JAMA reported 42–58% lower heart-failure hospitalizations in HFpEF. AAN 2026 added migraine, dementia incidence, and Parkinson's signals to the growing list. The Phase 3 EVOKE Alzheimer's trial, by contrast, missed its endpoint.
Browse the latest below, or filter by drug at #semaglutide, #tirzepatide, #orforglipron, and #retatrutide.
MetaVia dosed the first patient in a higher-dose Phase 1 study of DA-1726, its GLP-1 and glucagon dual agonist for obesity treatment, marking continued advancement in next-gen weight loss drugs.
A new review highlights GLP-1 RAs achieving a 55% reduction in apnea-hypopnea index and 14.9% mean weight loss in non-diabetic populations, with pleiotropic effects across cardiovascular, renal, and skeletal systems.
A large GWAS study published in Nature identified a missense variant in GLP1R predicting an additional 0.76 kg of weight loss per allele copy. GIPR variation was linked to nausea/vomiting side effects specific to tirzepatide users.
Combining multiple peptides like GHK-Cu, BPC-157, and TB-500 is becoming a growing trend, especially among GLP-1 medication users dealing with skin laxity from rapid weight loss. Goop feature explores risks and benefits with dermatologist input.
Based on analysis of 107,910 patients, the FDA concluded there is no increased suicide risk associated with GLP-1 medications and has requested removal of related warning labels.
The FLOW trial showed semaglutide reduced major kidney events by 24%, and retatrutide demonstrated up to 28.7% weight loss in TRIUMPH-4. The full pipeline including CagriSema, MariTide, and survodutide was presented.
Comprehensive review examining GLP-1 receptor agonists for neurological conditions. A recent NEJM trial showed GLP-1 treatment resulted in less motor disability progression at 12 months.
The FDA published warning letters targeting companies marketing GLP-1 receptor agonists without regulatory approval, addressing CGMP violations and clinical trial protocol failures.
Retatrutide met its primary endpoint of superior A1C reduction and all key secondary endpoints at 40 weeks compared with placebo in type 2 diabetes patients, also demonstrating significant weight loss.
TikTok users on retatrutide report emotional blunting. Neuroscientist Paul Kenny of Mount Sinai says researchers are investigating whether GLP-1 drugs act as general reward dampeners affecting the brain's mesolimbic system.
Wall Street bets GLP-1 drugs will transform food. Packaged-food giants are down 50%+ from peaks. Goldman projects these drugs could add over 1% to GDP if adoption reaches 60 million Americans by 2028.
The FDA announced steps to restrict compounded GLP-1 products, specifically naming Hims & Hers. Novo Nordisk has also sued Hims & Hers over compounded semaglutide.
India's drug regulators are intensifying GLP-1 oversight ahead of semaglutide's patent expiry. The Drug Controller General audited 49 entities and issued notices to violators.
The FLOW trial showed semaglutide reduced major kidney disease events by ~24%, while the SELECT trial found a 20% reduction in major adverse cardiovascular events among 17,600+ adults.
Eli Lilly's triple agonist (GIP/GLP-1/glucagon) retatrutide met its primary A1C reduction endpoint and all key secondary endpoints at 40 weeks in the TRANSCEND-T2D-1 trial.
Analysis of the FAERS database (2012–2025) examining exenatide, liraglutide, dulaglutide, semaglutide, and tirzepatide reveals distinct risk profiles, suggesting not all GLP-1 agents carry the same safety concerns.
With one in ten American adults already on GLP-1 drugs, next-generation medications including Foundayo and retatrutide could reach the ~25% of patients who don't respond to current GLP-1 monotherapies.
In-depth comparison of Foundayo against existing GLP-1 drugs, noting 27 lbs average weight loss over 72 weeks at the highest dose. Experts hope more oral options will drive down costs and offer patients greater flexibility versus injectable regimens.