l carnitine cardiac function L-Carnitine | Linus Pauling Institute L-Carnitine
Description
In addition, when circulating L-carnitine concentration increases, as in the case of oral supplementation, renal reabsorption of L-carnitine may become saturated, resulting in increased urinary excretion of L-carnitine (5)

A systematic review of clinical trials found L-carnitine users lost roughly 1-2 kg more than placebo over several months, and evidence for significant performance enhancement is inconsistent
We find that results are even better when combined with vitamin B shots, of which there are a couple of kinds

Melatonin and fertoprotective adjuvants: prevention against premature ovarian failure during chemotherapy
