Salt for hypertension is a very big impact, recommended for normal people in the life of salt intake should not be more than 5g per day, increased salt intake will lead to excessive sodium in the body, prone to sodium and water retention and blood pressure increase. At present, long-term statistics found that a daily salt reduction of 3g, can make the systolic blood pressure reduced by 7mmHg, diastolic blood pressure reduced by 5mmHg or so, for salt-sensitive hypertensive patients is more important. The salt intake in the north of China is very high, most of the population salt per day in about 12g, which is very scary, it is recommended that patients with high blood pressure must limit salt, the normal population should also limit the salt, usually live with less salt, soy sauce and soy sauce and other salt-containing seasonings.