The short answer is: it depends on what symptoms you have and how deficient you are
Ingredients in a daily dose: L-carnitine, humectant: glycerol, capsule: hydroxypropyl methylcellulose, purified water, chromium (chromium (III) chloride) Suggested use: It is recommended to take 1 capsule daily, before physical activity
Citrus fruits Orange fruits contain high amounts of vitamin C, which can be used to maintain glutathione levels
(Start sources from here) While your body makes its L-carnitine, it is also naturally found in food sources such as beef, pork, chicken, and dairy products
Roe CR, Roe DS
Alcohol Clin Exp Res 30(8):12761287 Brierley DI, Holt MK, Singh A, de Araujo A, McDougle M, Vergara M, Afaghani MH, Lee SJ, Scott K, Maske C (2021) Central and peripheral GLP-1 systems independently suppress eating