propinyl-l-carnitine VitaMonk GlycoTrax - High Absorption GPLC Supplement - No Artificial Fillers - GPLC Glycine Propionyl-L-Carnitine Capsules Supplements to Support Healthy Blood Flow Cohealon (Propionyl-L-Carnitine HCL) 333 mg

Since there are many probiotic strains available, it may be reasonable for most people to try a few different options with the overall goal in mind of supporting gut and overall health, as doing so may be linked to better sleep

As you can see, glycine is an awesome amino acid to take supplementally, which is why we're glad to see 5% Nutrition using glycine propionyl L-carnitine, specifically

Long COVID syndrome-associated brain fog

J Cell Sci 119:733743

doi: 10.1016/j.clnu.2016.04.025, 70

Any unpleasant side effects should be reported to a healthcare provider who can advise whether its a good idea to stop taking L-carnitine and, if so, whether it would be helpful to taper off the supplement slowly