l carnitine s r forms L-Carnitine in the Treatment of Psychiatric and Neurological Manifestations: A Systematic Review L-Carnitine (fumarate)
Description
It also showed an increase in blood supply as suggested by an almost 16% reduction in the blood lactate levels among the GPLC group (6)

Epidemiological studies showed that genes contribute to the vulnerability of multiple CNS disorders, such as major depressive disorders (MDD), schizophrenia and substance use disorders with heritability respectively of 3142%, 6480%, and 2379% [10,11,12,13]

doi:10.1016/j.heliyon.2023.e12963 Ikonomidis I, Katogiannis K, Chania C, et al

It is generally well tolerated, though going above 3,000 mg/day is where side effects start to appear

Nguyen, TQ
