Most of white pepper grows in high temperature and long-term humid areas, and its taste is pungent and hot, so it has a strong effect of warming the middle warmer, dispelling cold and relieving pain. The more southerly the pepper grows, the warmer it is, because it fully absorbs the yang and heat in the south. Therefore, Hainan white pepper has the strongest warmth. The medicinal value of white pepper is slightly higher, and its seasoning effect is slightly less. Its taste is more spicy than that of black pepper, so it has stronger functions of dispelling cold and strengthening stomach.

The main component of pepper is piperine, which also contains a certain amount of aromatic oil, crude protein, starch and soluble nitrogen. It has the functions of removing fishy smell, relieving greasy taste and helping digestion. Its aromatic smell can make people's appetite open and increase their appetite. Pepper is warm, good at warming the middle warmer and dispelling cold, and has a good relieving effect on cold pain in stomach and abdomen and diarrhea caused by stomach cold, and can promote sweating and treat wind-cold colds; Dishes with pepper are not easy to deteriorate, which shows that pepper has antiseptic and bacteriostatic effects, and it can detoxify fish and shrimp botulism.

The pungent smell of powdery white pepper is volatile, so the storage time should not be too long; Excessive or long-term use of white pepper can stimulate gastrointestinal mucosa, cause congestive inflammation, and induce hemorrhoids, elevated blood pressure, palpitation, irritability and other symptoms; People who are inflamed and get angry should temporarily ban eating white pepper, otherwise it is easier to get angry when they are hot.