L Carnitine from spider labs 3000MG is often understood to aid in weight loss. Although the benefits of L carnitine are scientifically proven, helping with body mass, increased muscle mass, weakness and weakness, understanding Essential L Carnitine Optimal Health Systems Amino Acids Series Acetyl L Carnitine Acetyl L Carnitine 500mg Amino Acid Supplement Nature's Best Carbamide Forte L Carnitine L Tartrate 1000mg For Recovery, Stamina, Fat Burn & Energy Capsule