Gastrin I (1-14), human is 1-14 fragment of human gastrin I peptide. Gastrin I is an endogenous, gastrointestinal peptide hormone. Gastrin is the major hormonal regulator of gastric acid secretion.

Neuropeptide SF human augments paraventricular corticotrophin-releasing hormone (CRH) release and increases adrenocorticotropic hormone (ACTH) and corticosterone levels in the plasma. Neuropeptide SF human play a physiologic role in the regulation of such circadian functions as the activity of motor centers and the HPA axis, through the release of CRH.

Bicine is an organic compound used as a biological buffer.