depression l carnitine What is Acetyl-L-Carnitine? linked to low levels of brain molecule can l carnitine cause depression

The analysis found that administering 1.5 to 3 grams of ALCAR per day for 3 to 12 months resulted in significant improvements across multiple cognitive function metrics, clinical scales, and psychometric tests compared to placebos

Famularo G, Moretti S, Marcellini S, et al

J Cereb Blood Flow Metab 34:724734 Osredkar D, Sall JW, Bickler PE, Ferriero DM (2010) Erythropoietin promotes hippocampal neurogenesis in in vitro models of neonatal stroke

Transl Androl Urol 2016;5(3):296-302

The observed safe levels (OSL) indicate that the evidence of safety is strong at intakes up to 2000 mg/day of L-carnitine equivalents for chronic supplementation, and this level is identified as the OSL