Availability of -alanine primarily limits carnosine synthesis by carnosine synthetase in human skeletal muscle and the olfactory bulb, but adequate provision of histidine in diets is also critical for maximal production of carnosine because histidine is not synthesized de novo (Hill et al
Munker R, Kobayashi T, Elstner E, Norman AW, Uskokovic M, Zhang W, Andreeff M , Koeffler HP
Abbreviations AAP, atypical antipsychotic
R.SchliessF.SiesH.KlotzL
g No statistical significance but no data provided in detail
Unlike many peptides, it holds up in acidic environments and at room temperature for short periods, which is part of why it works both as an injectable and, in some forms, orally