l-carnitine 300 mg ml oral solution Liquid, 3000 16 oz NOW Foods Sports Nutrition, L-Carnitine

100,101 In a randomized placebo-controlled trial that included 72 healthy subjects with self-reported non-refreshing sleep, 200 mg per day of black cumin seed oil standardized to contain 5% thymoquinone (an active compound in black cumin essential oil) for 90 days improved sleep quality and stress levels as measured by questionnaires

Also, necessary daily dose is 2 ampoules

Levocarnitine supplementation could theoretically enhance this approach by ensuring that the increased fat mobilization from exercise and caloric restriction is efficiently processed in the mitochondria

Aglae H, Philippe A, Croyal M, Philippe N, Stphanie B-C, Michel N

Apoya la mejora del rendimiento deportivo al retrasar la aparicin de la fatiga

10.1046/j.1528-1157.2001.17601.x Epilepsia