metabolic
L-Carnitine
Mitochondrial fatty-acid transporter
Cheapest offer
$0.05/mg
10 vendors tracked10 live pricesLast crawl: 2026-09-12 00:02 UTC
About
L-Carnitine shuttles long-chain fatty acids into mitochondria for β-oxidation. Researched in metabolic, exercise, and cardiovascular contexts.
Also known as: L-Carnitine, L~CARNITINE
Reconstitution calculator
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For research purposes only. Not for human consumption. Always verify calculations independently.
Cost-per-dose recalculates as you adjust the calculator above.
L-Carnitine · 400mg
1 vendors
Operational
$49.99
$0.12/mg· $0.03/dose
In stockOn sale
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| AMC Essentials US | B | Operational | $49.99 On sale | $0.12 | $0.03 | In stock | Buy with code → |
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2026-09-12L-Carnitine · 500mg
5 vendors
B
Operational$40.00
$0.08/mg· $0.02/dose
In stock◎ Best $/mg
B
Operational$48.00
$0.10/mg· $0.02/dose
In stock▲ 20.0% vs best
B-
Operational$49.00
$0.10/mg· $0.02/dose
In stock▲ 22.5% vs best
B
Operational$49.99
$0.10/mg· $0.02/dose
In stock▲ 25.0% vs best
B-
Watch$58.00
$0.12/mg· $0.03/dose
In stock▲ 45.0% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| Ion Peptide US | B | Operational | $40.00 ◎ Best $/mg | $0.08 | $0.02 | In stock | Buy with code → | |
| EZ Peptides US | B | Operational | $48.00 ▲ 20.0% | $0.10 | $0.02 | In stock | Visit → | |
| Purus Peptides US | B- | Operational | $49.00 ▲ 22.5% | $0.10 | $0.02 | In stock | Visit → | |
| Welli Labs US | B | Operational | $49.99 ▲ 25.0% | $0.10 | $0.02 | In stock | Visit → | |
| Ameano Peptides US | B- | Watch | $58.00 ▲ 45.0% | $0.12 | $0.03 | In stock | Visit → |
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2026-09-12L-Carnitine · 600mg
3 vendors
Watch
$41.99
$0.07/mg· $0.02/dose
In stock◎ Best $/mg
Operational
$59.97
$0.10/mg· $0.02/dose
Out of stock▲ 42.8% vs best
Operational
$62.99
$0.10/mg· $0.03/dose
In stock▲ 50.0% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| Modern Research Peptides (.net) US | B- | Watch | $41.99 ◎ Best $/mg | $0.07 | $0.02 | In stock | Buy with code → | |
| BioLongevity Labs US | B | Operational | $59.97 ▲ 42.8% | $0.10 | $0.02 | Out | Visit → | |
| ResearchPeptide UK UK | B- | Operational | $62.99 ▲ 50.0% | $0.10 | $0.03 | In stock | Visit → |
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2026-09-12L-Carnitine · 1200mg
1 vendors
Operational
$54.99
$0.05/mg· $0.01/dose
In stock◎ Best $/mg
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| Double R Labs US | B | Operational | $54.99 ◎ Best $/mg | $0.05 | $0.01 | In stock | Buy with code → |
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2026-09-12Research use only. The compounds listed on this page are not approved for human use through research-chemical channels. Nothing on this page is medical advice. Consult a qualified clinician before considering any peptide protocol. See affiliate disclosure and our scoring methodology.
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Vendors selling this peptide