Cyclo(his-pro) is an endogenous cyclic dipeptide that exerts oxidative damage protection by selectively activating the transcription factor Nrf2 signalling pathway.?

Pyrithioxin dihydrochloride (Pyrithioxine HCl) has anti-nociceptive and anti-allodynic effects, can promote the metabolism of glucose and amino acids in the brain, improve systemic assimilation, and can be used to study neurological diseases such as atherosclerosis.

3-Hydroxyanthranilic acid also known as 2-amino-3-hydroxy-benzoate or 3-ohaa belongs to the class of organic compounds known as hydroxybenzoic acid derivatives. 3-Hydroxyanthranilic acid has been found in human epidermis and bladder tissues and has also been detected in multiple biofluids such as urine and blood.