l-arginine l-lysine l-carnitine l-carnitine The 5 Best Supplements Vegan L-Carnitine
Description
3 Sensory Pathways Sensory messages from your bodys tissues, such as your working muscles, are transmitted to your spinal cord

Selenium, selenoproteins and the thyroid gland: interactions in health and disease

doi: 10.2147/CCID.S206935

There is no evidence for changes in muscle carnitine concentrations following short periods (4 weeks or less) of supplementation, nor in most longer term studies which do not co-ingest carbohydrate with the carnitine
