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 MusclePharm Select L Carnitine 3000, Sour Cherry , 16 fl oz (480 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 STRONG LIQUID vial 25 ml Acetyl L Carnitine 1000 mg Tablets High Strength, Focus, Energy, Brain Support eBay