r c l carnitine Ronnie Coleman L-CARNITINE 3000 MG (EU) –

It is the primary neurotransmitter responsible for learning, memory consolidation, and sustained attention

(canceled) 18

A meta-analysis indicated a modest effect size (standardized mean difference [SMD] 0.28, 95% CI 0.35 to 0.20) for non-tramadol opioids, translating to a 0.7 cm difference on a 010 cm visual analogue scale (VAS) compared with placebo (71)

It is a major source for methyl groups via its metabolite trimethylglycine (betaine) that participates in the S-adenosylmethionine synthesis pathways

Expert Rev Anti Infect Ther 16(1):5165

Proteomics analyses of specific protein oxidation and protein expression in aged rat brain and its modulation by L-acetylcarnitine: insights into the mechanisms of action of this proposed therapeutic agent for CNS disorders associated with oxidative stress