L-Carnitine L-Tartrate

Category: amino-acid

Aliases: LCLT

Pharmacological Mechanism

Salt of L-carnitine with L-tartaric acid — improved oral absorption + handling vs free L-carnitine. Sports supplementation for fatty acid β-oxidation + muscle recovery. Modest evidence for reduced exercise-induced muscle damage.

Half-Life (t½)

PO: 2h

Dosing Guidelines

• PO: Typical 2000 mg (Range: 1000–4000 mg)

Target Organ Systems

• musculoskeletal
• cardiovascular

Pathways It Modulates

• Carnitine shuttle (substrate) — L-carnitine (tartrate salt)

Chemical Identifiers

• PubChem CID: 57349413
• Formula: C18H36N2O12
• Molecular weight: 311.33 g/mol
• InChIKey: GADIJPCDIWZEMB-BTNVMJJCSA-N
• SMILES: C[N+](C)(C)C[C@@H](CC(=O)O)O.C[N+](C)(C)C[C@@H](CC(=O)O)O.[C@@H]([C@H](C(=O)[O-])O)(C(=O)[O-])O