Delicious peptide is a small linear octapeptide with delicious taste, can be isolated from the gravy of beef meat. Delicious peptide has savory flavor, is also described as beefy meaty peptide and a beef flavor enhancer.

An important kind of pharmaceutical intermediates, mainly used in the manufacture of effective drugs in the treatment of cardiovascular disease metoprolol.

Peonidin-3-O-rutinoside chloride is a natural product for research related to life sciences.