Early research into L carnitine was often cited as underwhelming, showing negligible changes in muscle carnitine content and fat loss outcomes. However, these findings may have been limited by a short study window EHP Labs Acetyl L Carnitine 100g Energy & Fat Loss Discount Supplements Maximum Acetyl L Carnitine Powder formula 200g Unflavored Alfa Vitamins Store ACETYL L CARNITINE STRONG LIQUID vial 25 ml ALPHABLUE Liquid L Carnitine 3000 mg Supports Fat Metabolism, Weight Loss & Bodybuilding, Vitamin B5 & N Acetyl L Tyrosine ORANGE 500 ML : Acetyl L Carnitine