α-lipoic acid + acetyl-l-carnitine Simple Truth® Alpha Lipoic & Acetyl L-Carnitine HCl Capsules, 60 ct Source Naturals Acetyl L-Carnitine and
Description
Robbins TW, Cador M, Taylor JR, Everitt BJ (1989)
Cerebrovascular disease in the community: Results of a WHO collaborative study

While deficiencies are rare, getting enough L-Arginine from food sources is always the best option

Mar 2009;94(3):761-4

By inhibiting autophagy and inducing mitochondrial ROS, TMAO activates NLRP3 inflammasome, leading to the release and pyroptosis of IL-1/IL-18 dependent on caspase-1 in colon epithelium, which is a hallmark of IBD severity

Yet, at this point, it is unclear if L-carnitine promotes atherosclerosis (57) and the relationship seems to be context dependent (58)