It is said that "ginger is still old and spicy", but why is ginger spicy?

Usually eating ginger will make you feel spicy. Ginger is an essential oil component rich in raw ginger. The substance that causes spicy taste is called gingerol. After ginger is dried in the sun, gingerol will become another substance-gingerol, which is hotter than gingerol. After gingerol or gingerol enters the body, it combines with capsaicin receptor to produce a burning sensation, which is the feeling of spicy.

After heating, most of the gingerol in ginger is converted into ginger essential oil, and its heat preservation effect can last for 3 hours.

Ginger is a fresh rhizome of perennial herb ginger. The rhizome is fleshy, thick, flat, fragrant and spicy. Excavate in autumn and winter to remove fibrous roots and sediment. Originated in the tropical region of Southeast Asia, I like warm and humid climate. Ginger can be divided into tender ginger and old ginger, tender ginger is used for pickles and old ginger is used as medicine. Ginger contains volatile gingerol and gingerol, which has the functions of promoting blood circulation, dispelling cold, removing dampness and sweating. In addition, it also has the effects of invigorating stomach, stopping vomiting, removing fishy smell and eliminating edema. Therefore, doctors and folk proverbs say, "Don't panic if you have ginger at home", and there is also a saying that eating radish in winter and ginger in summer doesn't bother doctors to prescribe medicine.

Efficacy and function of ginger

1 Digestive ginger can stimulate the oral cavity and gastric mucosa, promote the secretion of digestive juice and stimulate appetite.

2 Anti-vomiting ginger has the peripheral effect of anti-vomiting. When traveling, chewing a bite of ginger before departure, or sticking a piece on your navel, or smelling it next to your nose, can prevent motion sickness and seasickness.

3 Promoting blood circulation and expelling cold Ginger has an exciting effect on the respiratory and vascular movement centers, which can promote blood circulation. It has been a dietotherapy drug for colds since ancient times.

4 Sterilized ginger has bactericidal effect.

Gingerol in ginger has a certain stimulating effect on heart and blood vessels. Eating ginger can speed up blood circulation, open pores, increase perspiration, and take away the residual heat in the body with sweat, which has a certain heatstroke prevention effect. It can be used as a seasoning for dishes. When eating, eat a small piece or ginger juice, and take 3~ 10 drops to effectively promote blood circulation.

Ginger is pungent, mainly containing volatile and irritating component gingene, which can alleviate the "dyskinesia" caused by exercise. People often eat ginger to prevent motion sickness and seasickness. Generally, the dosage is 3 drops to 10 drop of ginger juice, which can be taken orally, or a small piece can be eaten when dizzy or smelly to treat carsickness.