Howthorn contains a variety of organic acids. After oral administration, it enhances gastric acidity, increases pepsin activity, and promotes protein digestion; howthorn tastes acid, stimulates gastric mucosa to promote gastric juice secretion; howthorn contains lipase, which can promote fat digestion; howthorn contains vitamin C and other ingredients, oral can increase appetite howthorn has a regulating effect on gastrointestinal motility, and has an inhibitory effect on gastrointestinal smooth muscle in the sputum state, and has an excitatory effect on smooth muscle in the relaxed state.
Howthorn flavonoids can significantly reduce the serum total cholesterol, low-density lipoprotein cholesterol and apolipoprotein B concentrations in experimental hyperlipidemia animals, significantly increase the concentration of high-density lipoprotein-cholesterol and apolipoprotein A, but the effect on triglycerides Not big. Howthorn lowers blood fat by promoting the synthesis of cholesterol in the liver and promoting the liver’s intake of plasma cholesterol to play a role in lowering blood fat. Howthorn flavonoids can also reduce the risk of atherosclerosis and play a preventive role.
Howthorn has a protective effect on acute experimental myocardial ischemia. The flavonoids and hydrolysate of howthorn increased the vascular blood flow of ischemic myocardium, and the hydrolysate of howthorn was the strongest. Howthorn can reduce the myocardial oxygen consumption and increase oxygen utilization rate while increasing coronary blood flow. Howthorn flavonoids have an ischemic electrocardiogram effect on animals. Howthorn flavonoids can reduce the range of experimental myocardial infarction in rabbits.
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