L-carnosine

L-carnosineBackground L-carnosine is a dipeptide comprised of two amino acids such as β-alanine and L-histidine and is naturally found in muscle and heart tissues, the brain, and the liver. It has a powerful antioxidant function and protects and stabilizes cell membranes by inhibiting oxidative stress caused by free radicals. It also acts as a metal…

L-DOPA

L-DOPABackground L-DOPA, also known as Levodopa, L-3, 4-dihydroxyphenylalanine, is an amino acid and a direct precursor to dopamine and easily crosses the blood-brain barrier. It is mainly taken up by the dopaminergic neurons that convert L-DOPA to dopamine and increases their dopamine levels in the body. L-DOPA or Levodopa remains the gold-standard therapeutic agent in…