l carnitine uses injection L-Carnitine L-Carnitine Injection: Benefits, Dosage And
Description
R., & Robertson, S

Circulation 2002

Acid neutralization by composite lysine nanoparticles for spinal cord injury recovery through mitigating mitochondrial dysfunction

However, you should track total intake and understand how much L-Carnitine per day you are consuming

The re-uptake of serotonin is catalyzed by the SLC family transporter, SCL6A4
