Semaglutide
Also: Ozempic · Wegovy · Rybelsus
The category-defining GLP-1 for weight loss and metabolic health.
Evidence
established
Legal status
rx only
Half-life
~7 days
Routes
subq · oral
What it is
Semaglutide is a long-acting GLP-1 agonist that has rewritten the playbook for weight management. It reduces appetite, slows gastric emptying, and produces durable weight loss across multiple large clinical trials.
Mechanism
Long-acting GLP-1 receptor agonist. Slows gastric emptying, suppresses appetite, and improves glycemic control.
Outcomes it's matched to
- STRENGTH94%
- STRENGTH50%
Safety
GI side effects (nausea, constipation) common. Lean-mass loss possible without resistance training.
- Personal or family history of medullary thyroid carcinoma
- MEN-2 syndrome
- Pregnancy
Legal context
Prescription medication. Many countries require physician oversight.