The FDA approved Wegovy HD (semaglutide 7.2mg) on March 19, 2026 — the highest weight loss yet recorded for a Wegovy injection. Here’s what the STEP UP trial data, side-effect trade-offs, and pricing actually mean.
Purity percentage gets all the attention on a peptide Certificate of Analysis. It’s the number vendors put in bold, the
Semaglutide hits one receptor. Tirzepatide hits two. Retatrutide hits three. Here’s the actual biology behind why adding receptors keeps pushing GLP-1 drug efficacy higher — and where the ceiling might be.
The FDA approved Foundayo (orforglipron) on April 1, 2026 — the first oral small-molecule GLP-1 with no food or water restrictions. Here’s what the ATTAIN trial data, pricing, and National Priority Voucher fast-track actually mean.
A new Yale/PNAS study finds GLP-1 drugs recruit hunger-driving AgRP neurons rather than suppress them — overturning a long-held assumption and revealing a sex-specific mechanism that could reshape future obesity drug design.
Counterfeit semaglutide and tirzepatide have shown up in the legitimate U.S. drug supply chain, in some cases laced with unapproved substances. Here’s exactly what to check before you trust a dose.
TRIUMPH-4 didn’t just show record weight loss — it left more than 1 in 8 patients completely free of knee pain. Here’s what the osteoarthritis-specific trial data shows, separate from retatrutide’s weight-loss headline.
If you’re on compounded semaglutide or tirzepatide, the regulatory ground is shifting under you. Here’s a concrete checklist for what to actually verify and ask before your next refill.
Search “peptide scam” on Reddit and you won’t find a single dramatic story. You’ll find dozens of small, tired, almost
Since November 2025, the FDA has sent over 50 warning letters to online peptide sellers in three coordinated waves. Here’s what the agency is actually targeting, using real letters as case studies.
