Pyruvic acid is an intermediate compound in the metabolism of carbohydrates proteins and fats. In thiamine deficiency its oxidation is retarded and it accumulates in the tissues especially in nervous structures.

5'''-O-Feruloyl complanatoside B is isolated from Astragali Semen, the seeds of?Astragalus?Complanatus. Semen Astragali Complanati (SAC) include fatty acids, amino acids, polysaccharides, flavonoids, triterpene glycosides and trace elements; have been reported to involve in chronic diseases such as cardiovascular diseases, diabetes mellitus and cancers.

Maresin 2 (3R,14S-diHDHA) is a specialized pro-ablative lipid mediator (SPM) with anti-inflammatory and analgesic activity, promotes mucosal repair, and reduces neutrophil recruitment in yeast polymerase peritonitis.