盐是调味品,不含三大营养素、维生素、胆固醇和膳食纤维。它含有较丰富的微量元素,尤其钠、钾含量较高。盐是人体不可缺少的物质,摄入量不足时易引起食欲不振、怠倦无力,影响人体健康。但长期过多摄入则会导致血压升高、动脉硬化、心肌梗死,加重肾脏负担和引起水肿的发生。要少吃多用,发挥食盐对人体的保健作用。对于盐的保健治疗作用,从古至今有很多用法和经验。用盐水清洗外创伤口,能达到清创和消炎的作用,且能促进伤口愈合。患慢性咽喉疼 Salt is condiment, does not contain the three major nutrients, vitamins, cholesterol and dietary fiber. It contains rich trace elements, especially sodium, potassium content is higher. Salt is an indispensable substance of the human body, insufficient intake easily lead to loss of appetite, weakness, affect human health. But long-term intake will lead to high blood pressure, arteriosclerosis, myocardial infarction, increase the burden on the kidneys and cause edema. To eat less, play the role of salt on the human body health care. For salt health care role, since ancient times, there are many usages and experiences. Saline clean wounds, can achieve debridement and anti-inflammatory effect, and can promote wound healing. Chronic sore throat