§ Same category · GLP-1 / metabolic peptides
Retatrutide vs Semaglutide
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
Pepticker may earn affiliate commissions (typically 5-20%) from linked vendors. See our Affiliate Disclosure.
Retatrutide
16
vendors tracked
from $2.90/mg
Semaglutide
9
vendors tracked
from $1.95/mg
◎ Cheapest $/mg:Semaglutide at $1.95/mg
Retatrutide
Triple GCG/GIP/GLP-1 agonist
B-
Operational$29.00
$2.90/mg
In stockOn sale
B
Operational$54.50
$5.45/mg
In stock▲ 87.9% vs best
B-
Operational$78.00
$7.80/mg
In stock▲ 169.0% vs best
B-
Operational$79.00
$7.90/mg
In stock▲ 172.4% vs best
B
Operational$79.99
$8.00/mg
In stockOn sale▲ 175.8% vs best
Operational
$99.99
$10.00/mg
In stock▲ 244.8% vs best
Watch
$103.99
$10.40/mg
In stock▲ 258.6% vs best
Operational
$107.25
$10.72/mg
In stock▲ 269.8% vs best
B-
Operational$109.00
$10.90/mg
In stock▲ 275.9% vs best
Watch
$109.00
$10.90/mg
In stock▲ 275.9% vs best
Watch
$129.99
$13.00/mg
In stock▲ 348.2% vs best
Operational
$134.99
$13.50/mg
In stock▲ 365.5% vs best
Operational
$199.97
$20.00/mg
In stock▲ 589.6% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| RetaOneLabs US | B- | Operational | $29.00 On sale | $2.90 | In stock | Buy with code → | |
| Welli Labs US | B | Operational | $54.50 ▲ 87.9% | $5.45 | In stock | Visit → | |
| Purus Peptides US | B- | Operational | $78.00 ▲ 169.0% | $7.80 | In stock | Visit → | |
| Lab Sourced US | B- | Operational | $79.00 ▲ 172.4% | $7.90 | In stock | Visit → | |
| MS Peptides US | B | Operational | $79.99 On sale ▲ 175.8% | $8.00 | In stock | Visit → | |
| Peptira US | B | Operational | $99.00 ▲ 241.4% | $9.90 | In stock | Visit → | |
| One Day Compounds US | B- | Operational | $99.99 ▲ 244.8% | $10.00 | In stock | Visit → | |
| Australian Peptide Store AU | B- | Watch | $103.99 ▲ 258.6% | $10.40 | In stock | Visit → | |
| Australian Peptides AU | B- | Operational | $107.25 ▲ 269.8% | $10.72 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $109.00 ▲ 275.9% | $10.90 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $109.00 ▲ 275.9% | $10.90 | In stock | Visit → | |
| Felix Chemical Supply US | B- | Watch | $129.99 ▲ 348.2% | $13.00 | In stock | Visit → | |
| Research Peptides Europe EU | A | Operational | $134.99 ▲ 365.5% | $13.50 | In stock | Visit → | |
| Pure Lab Peptides US | B- | Operational | $199.97 ▲ 589.6% | $20.00 | In stock | Visit → |
Sort:
Last crawl 2026-06-14Sort:
2026-06-14Semaglutide
GLP-1 agonist for metabolic research
B
Operational$29.99
$6.00/mg
In stock◎ Best $/mg
Operational
$60.00
$12.00/mg
In stock▲ 100.1% vs best
B-
Operational$69.00
$13.80/mg
In stock▲ 130.1% vs best
Watch
$69.00
$13.80/mg
In stock▲ 130.1% vs best
Operational
$107.99
$21.60/mg
Out of stock▲ 260.1% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Welli Labs US | B | Operational | $29.99 ◎ Best $/mg | $6.00 | In stock | Buy with code → | |
| Peptide Crafters US | A | Operational | $60.00 ▲ 100.1% | $12.00 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $69.00 ▲ 130.1% | $13.80 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $69.00 ▲ 130.1% | $13.80 | In stock | Visit → | |
| Research Peptides Europe EU | A | Operational | $107.99 ▲ 260.1% | $21.60 | Out | Visit → |
Sort:
Last crawl 2026-06-14Sort:
2026-06-14About Retatrutide
An investigational triple-agonist targeting GLP-1, GIP, and glucagon receptors. Phase 3 clinical trials for obesity are ongoing; research-compound version is sold via research-chemical vendors.
About Semaglutide
A once-weekly GLP-1 receptor agonist studied for glycemic control and weight loss. Approved as a prescription drug in many jurisdictions; research-peptide vendors supply the compound for laboratory use.