is 2000 mg of l-carnitine safe L Carnitine Liquid Muscle Pharm L-Carnitine 3000, The

PMID 4892500

10.1021/ja303498q J

This dysfunction occurs at the central level, involving the brain, and the peripheral level, involving non-spinal nerves throughout the body, and may be aggravated by crosstalk between the nervous system and immune cells

Am J Clin Nutr 87(5):15371538 Santonen T, Porras SP, Bocca B, Bousoumah R, Duca RC, Galea KS, Godderis L, Gen T, Hardy E, Iavicoli I, Janasik B, Jones K, Leese E, Leso V, Louro H, Majery N, Ndaw S, Pinhal H, Ruggieri F, Silva MJ, van Nieuwenhuyse A, Verdonck J, Viegas S, Wasowicz W, Sepai O, Scheepers PTJ (2022) HBM4EU chromates study team

It is primarily produced in the pancreas in response to ingestion of food and in proportion to caloric load (191)