L-Carnitine

What other names is L-carnitine known by?

3-carboxy-2-hydroxy-N,N,N-trimethyl-1-propanaminium inner salt, (3-carboxy2-hydroxypropyl) trimethylammonium hydroxide inner salt, 3-hydroxy-4-N-trimethylaminobutyrate, B-hydroxy-N-trimethyl aminobutyric acid, Beta-hydroxy-gamma-trimethylammonium butyrate, B(t) Factor, Carnitine, Carnitor, D-Carnitine, DL-Carnitine, Facteur B(t), L-3-hydroxy-4-(trimethylammonium)-butyrate, Levocarnitine, Lévocarnitine, Levocarnitine Fumurate, L-Carnitina, L-Carnitine Fumarate, L-Carnitine L-Tartrate, L-Carnitine Tartrate, (R)-(3-carboxy-2-hydroxypropyl) trimethylammonium hydroxide, (R)-3-hydroxy-4-trimethylammonio-butyrate, Vitacarn, Vitamin B(t), Vitamine B(t).

What is L-carnitine?

L-carnitine is an amino acid (a protein component) that is naturally produced in the body.

Effective for...

  • Treating and preventing L-carnitine deficiency.
  • Increasing red blood cell count in people with serious kidney disease.

Possibly Effective for...

  • Improving low birth weight.
  • Preventing side effects caused by valproic acid (Depacon, Depakene, Depakote, VPA), a seizure medication.
  • Improving symptoms and complications of heart disease and heart failure (chest pain, heart attack, and others).
  • Symptoms of high thyroid hormone levels.
  • Treating male infertility caused by inflammation of some reproductive organs and tissues (prostate, seminal vesicles, and epididymis).

Likely Ineffective for...

  • Improving athletic ability.

Insufficient Evidence to Rate Effectiveness for...

  • Eating disorders, fatigue, diabetes, high cholesterol, blood disorders, circulatory problems in the legs, leg ulcers, attention deficit-hyperactivity disorder (ADHD), Lyme disease, autism, Rett syndrome, and other conditions.

Natural Medicines Comprehensive Database rates effectiveness based on scientific evidence according to the following scale: Effective, Likely Effective, Possibly Effective, Possibly Ineffective, Likely Ineffective, and Insufficient Evidence to Rate (detailed description of each of the ratings).


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