glycine propionyl l carnitine webmd Amazon.com: 100 Grams L-Carnitine HCl Powder (gplc) : Health & Household Top Glycine Supplement for Improved
Description
Studies suggest varying doses for each form of L-carnitine for best results

Siqueira RC, Ribeiro Filho E, Fialho SL, Lucena LR, Maia Filho A, Haddad A, et al

Taking it on an empty stomach improves absorption and increases its fat-burning benefits

In cancer cachectic mice, oral treatment of LC enriched cachexia parameters and metabolic parameters at 9 mg/kg/day
