β-Endorphin, an endogenous opioid neuropeptide, is an opioid receptor agonist. β-Endorphin binds preferentially to μ-opioid receptors and is produced in certain neurons of the central and peripheral nervous system and is one of three endorphins produced in humans. β-Endorphin can be used to reduce stress and maintain homeostasis in the body and is involved in neurological pain perception regulation.

pTH (44-68) (human) is apTH ((Human parathyroid hormone) fragment.

Rebaudioside M is a natural non-calorie sweetener isolated from Stevia rebaudiana Bertoniis a glycoside of the ent-kaurene diterpenoid aglycone.