is l-carnitine a performance enhancer ProSupps 1500 Liquid Stim-Free Energy Enhancer, Berry, 31 Servings Liquid Carnitine 3000 - Fat

In some older individuals, this condition leads to improve near vision without corrective lenses, a phenomenon referred to as "second sight of the aged", due to associated myopia and an increase in the refractive index

Longo N, Di Amat C, Pasquali M (2006) Disorders of carnitine transport and the carnitine cycle

Enhanced Endurance: Helps spare muscle glycogen by utilizing fat for energy, potentially delaying fatigue

Liothyronine/T3 medications If your body has difficulty converting T4 to T3, levothyroxine alone may not be enough

With regard to fish models, there is a report showing that L-carnitine administration in catfish resulted in a change in the lipid metabolism that caused lipid deposition in the liver and muscles 13