In addition to sleep function, the peptide has been documented to affect neurotransmitter levels in the brain, hormonal levels, psychological performance, and the activity of pharmacological drugs [4, 6, 7, 9]
Lipoprotein (a) Concentrations, Apolipoprotein (a) Phenotypes, and Peripheral Arterial Disease in Three Independent Cohorts. Cardiovascular Research, vol
95% CI 0.61 to 0.95
The better answer is narrower and more useful: L-carnitine may help some adults lose a small amount of weight, may support recovery markers in some exercise studies, and may matter more for people with low carnitine status, higher body weight, older age, metabolic issues, or a long enough supplementation window