is l carnitine supplement safe Can Acetyl-L-Carnitine Help Clear Brain Fog and Fatigue in Long COVID and ME/CFS? The Amino Company

The NHS advises that taking up to 2 mg (2000 micrograms) daily is unlikely to cause harm in healthy individuals

Patients reporting "significant energy improvement" rate injections as worth the cost at 2.4x the rate of those reporting "mild improvement." Comparison to alternatives: MIC B12 injections occupy a middle ground: more effective than oral supplementation for B12 repletion and subjective energy, less effective than prescription weight-loss medications for weight reduction, and significantly less expensive than GLP-1 agonists

PMID 24489112

He gripped a barbell with his hands about shoulder width apart and pulled it straight up along his body to chin level