Compounds / Metabolic / L-Carnitine

L-Carnitine

L-Carnitine (Amino Acid Derivative — Fatty Acid Transport)
MetabolicWell ResearchedFDA: FDA-approved as dietary supplement...

Overview

Well-established metabolic cofactor. SQ administration avoids TMAO cardiovascular concerns associated with oral intake. FDA-approved as supplement.

Mechanism of Action

Essential for fatty acid transport into mitochondria for β-oxidation. SQ bypasses TMAO conversion (intestinal issue with oral dosing). 100% bioavailability SQ vs 5–18% oral.

Pharmacokinetics

Half-life
17 hrs
Peak (Tmax)
3.5 hrs
Cleared
~3.5 days

Molecular Profile

Molecular weight
161.2 Da
CAS number
541-15-1

Key Research Findings

Fatty acid oxidation; mitochondrial energy; cardiovascular benefits; SQ avoids TMAO production.

Published Research

Curr Drug Metab (2011)
Pekala J et al. L-Carnitine — metabolic functions and meaning in humans life
View source

Related Metabolic Compounds

SemaglutideTirzepatideRetatrutideCagrilintideMazdutideBioglutide
Clinical Guidance

Research data is not a treatment plan. If you are considering L-Carnitine, the questions that matter are whether it suits your history, your labs and your goals. That is a conversation with a licensed physician, not a lookup.

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Interactive tools for this compound:

Reconstitution calculator  ·  Full deep dive  ·  Peptide fundamentals