intestinal microbiota metabolism of l carnitine The Role l-Carnitine in Mitochondria, Prevention of Metabolic Inflexibility and Disease Initiation Representation of the methylamine pathway

Cytosolic cysteine is the limiting amino acid for GSH synthesis because it has a low concentration compared to glycine and glutamate

Post-exertional malaise, where exercise makes the patient worse for days afterward, is a sign that the mitochondria cannot meet the energy demand being placed on them

doi: 10.1186/s12902-023-01286-6 55 TehraniHGMostajeranFShahsavariS

Mitochondria are the powerhouse of the cell

A 70-kg healthy adult synthesizes 1.7 g creatine per day from 2.3 g arginine, 1.0 g glycine, and 2.0 g methionine (Wu and Morris 1998), which represent 46%, 36% and 87%, respectively, of their daily dietary intakes