l carnitine for runners L-carnitine can boost your endurance... But give it time L-Carnitine Dosage for Weight Loss:

As a GHRH secretagogue that is subcutaneously injected, ipamorelin likely causes side effects related to frequent injections such as pain, rash or soreness at injection sites, in common with other forms of GH therapies [19]

Diabetic patients

I will be returning for any and all treatment needs

Nutritional supplementation of L-carnitine, the biologically active form of carnitine, is ameliorative for uremic patients, and can improve nerve conduction, neuropathic pain and immune function in diabetes patients while it is life-saving for patients suffering primary carnitine deficiency

Who Should Use L-Carnitine Supplements