l carnitine is it the same as l lysine L-Lysine, Double Strength 1000 mg Tablets L-Lysine
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Damar, U., Gersner, R., Johnstone, J

doi:10.1038/s41430-018-0382-9

In addition, l-carnitine was reported to increase IGF-1 and Akt, thereby inducing the mammalian target of rapamycin (mTOR) signaling pathway, which is a key modulator of protein anabolism [92]

Casi todos los adultos consumen alrededor de 50 mg de carnitina en su ingesta nutricional diaria
Food Chem Toxicol 39, 81725

The reason is your metabolism