很多人都知道高血压病人要低盐饮食,但很少有人知道,补充足够的钙和钾也能降低高血压患者的血压。因为增加钙的摄入,可以使外周血管扩张,有利于减少外周血管阻力。钙还有利尿作用;钾可以防止高食盐摄入引起的血压升高,对轻型高血压更具有明显的降压作用,因为增加钾的摄入量有利于钠的排出,因此,补钙和补钾具有降压的作用。最有效、最常用、最传统的补钙食品莫过于奶类及奶制品,这类食物不仅含钙丰富,而且也含有丰富的其它矿物质和维生素,尤其是维生素D,可以促进钙的吸收和利用。由于高血压常常同时伴有肥胖或高脂血症,因此,高血压病人最好饮用脱脂奶,这样可以减少脂肪、尤其是饱和脂肪的摄入。酸奶也是一类非常好的补钙食品,它不仅可以补钙,而且其中的有益菌可以调节肠道功能,适合于各类人群,尤其是老年人。对于那些不喜欢喝牛奶或者对牛奶不耐受的人来说,可以多食用一些替代食物,如牡蛎、紫菜等海藻类, Many people know that people with hypertension need a low-salt diet, but few know that adding enough calcium and potassium can lower blood pressure in those with hypertension. Because of increased calcium intake, peripheral blood vessels can dilate, is conducive to reducing peripheral vascular resistance. Calcium also diuretic effect; potassium can prevent high salt intake caused by elevated blood pressure, light hypertension has more obvious antihypertensive effect, because increasing potassium intake is conducive to the release of sodium, therefore, calcium and make up Potassium has a hypotensive effect. The most effective, most commonly used and most traditional calcium foods are milk and dairy products that are not only rich in calcium, but are also rich in other minerals and vitamins, especially vitamin D, that promote calcium absorption and use. Because high blood pressure is often accompanied by obesity or hyperlipidemia, it is best to eat skim milk in hypertensive patients, which can reduce the fat, especially saturated fat intake. Yogurt is also a very good class of calcium supplements, which not only supplement calcium, but also beneficial bacteria that regulate gut function and are suitable for all types of people, especially the elderly. For those who do not like to drink milk or milk intolerant people, you can eat some alternative foods such as oysters, seaweed and seaweed,