should you take l carnitine daily A randomized, double-blind, placebo-controlled trial published in Endocrine Journal (2016) evaluated the effects of L-carnitine supplementation (990 mg twice for 12 weeks) in hypothyroid patients who continued to experience symptoms despite L-Carnitine | Linus Pauling Institute

Pop, et al Low maternal free thyroxine concentrations during early pregnancy are associated with impaired psychomotor development in infancy

1 January 2021

see its separate dosing guide for research-context framing

A healthy body maintains a high ratio of active glutathione to stay resilient against environmental stressors

L-carnitine reduces acute lung injury in experimental biliary obstruction [PMID: 26318460] Laboratory literature summary: L-carnitine reduces acute lung injury in experimental biliary obstruction

So, if you are ready to optimize your workout to the fullest and need that extra push, then it is time to take a step into greatness using L-Carnitine