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.

Lasiocarpine N-oxide is a natural compound found to be higher in many tea bags, herbal drugs and honey by mass spectrometry.

D-gluconic acid is a carboxylic acid that has antiseptic and chelating properties through oxidation.