Semaglutide
The GLP-1 behind Ozempic and Wegovy. Built for type 2 diabetes, now mostly used for weight loss.
Best value right now · 5 mg
Step One
IN STOCKUNTESTED
Per mg67% under the $11.05 median
Vial price5 mg · verified Aug 21
Avg per mg · 5 mg
$15.08+75.3%
Ranged $8.60 – $15.85 across 36 vendorsCompare 23 vendors · 5 mg
VendorStock
16
Aavant ResearchTRUST 8.7 · OUT
$10.00$50.00
17
Pepvida LabsUNTESTED · OUT
$11.80$59.00
20
Umbrella LabsUNTESTED · OUT
$13.20$65.99
21
Behemoth LabzUNTESTED · OUT
$13.41$67.07
22
Genetic PeptideUNTESTED · OUT · 20% OFF
$16.00$80.00$100.00
Showing 8 of 23 vendors · 15 more from $7.60/mg
Semaglutide prices verified Aug 21, 2026
$3.60/mgStep One · $18.00
Buy best pricePrice movement · 30 days
−8.8%median per mg, all sizes
Cheapest ever recorded: $0.990/mg on Jun 9. Today is 51.5% above that low.See our top-ranked Semaglutide vendors
Ranked by Finnrick trust score, independent lab testing, and price.
Compare Semaglutide head-to-head
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Quick Summary
The peptide behind Ozempic and Wegovy that kicked off the modern weight-loss revolution — now also proven to reduce heart attack and stroke risk. Available from 36 vendors, priced from $20.00 to $1260.00.
Research: The STEP 1 trial showed 14.9% mean weight loss at 68 weeks, and the landmark SELECT trial (n=17,604) demonstrated a 20% reduction in major cardiovascular events in people with obesity.
Side effects: Nausea, Diarrhea, Vomiting, Constipation, Headache
FDA-approvedOzempic for T2D; Wegovy for weight management
- 29 of 36 vendors currently have it in stock
- Highest-rated vendor: Aavant Research (8.7 Finnrick score)
- Most common vial size: 10mg
- Category: Weight Loss (GLP-1) — GLP-1 receptor agonists for weight management
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