l carnitine et vitamine c L-Carnitine Tablets for Energy Support – Nature's Bounty carnitine with 10 mg of vitamin B L-Carnitine Vitamin Supplement for Energy
Description
Several publications have pointed a possible connection between autism and carnitine deficiency

Reprod Biomed Online 36(3):311326 Fujii J, Iuchi Y, Matsuki S, Ishii T (2003) Cooperative function of antioxidant and redox systems against oxidative stress in male reproductive tissues
Furthermore, the long-term safety profile and cost-effectiveness of routine supplementation require further investigation

Nasca C, Xenos D, Barone Y, Caruso A, Scaccianoce S, Matrisciano F, et al

Effect of dietary carnitine isomers and -butyrobetaine on L-carnitine biosynthesis and metabolism in the rat

It enables fat burning to happen more efficiently
