Nicotinuric acid is an acyl glycine which is normally minor metabolites of fatty acids. Acyl glycines are produced through the action of glycine N-acyltransferase.

Kyotorphin is an endogenou neuroactive dipeptide with analgesic properties. Kyotorphin possesses anti-inflammatory and antimicrobial activity. Kyotorphin levels in cerebro-spinal fluid correlate negatively with the progression of neurodegeneration in Alzheimer's Disease patients.

Ebopiprant (OBE022) is an orally available, selective and potent prostaglandin F2α (PGF2α) receptor antagonist that interferes with the binding of PGF0126α to the FPR and can be used in the study of obesity.