The primary hypertension is related to excessive salt intake or atherosclerosis. Although the sodium content of sweets is not much, long-term sweets will lead to obesity because of the accumulation of energy in the body, and most patients with obese body type have high blood lipids, and elevated blood lipids are a major factor in atherosclerosis, so eating sweets often will cause blood pressure to rise because of atherosclerosis. For secondary hypertension, diabetes is a very important reason, diabetes will lead to microvascular degeneration and fat metabolism disorders cause blood pressure to rise, so diabetic patients are to limit the intake of sweets, too much intake of sweets will lead to a continuous rise in blood sugar, when blood sugar out of control blood pressure is difficult to drop smoothly. Therefore, excessive intake of sweets, whether for primary hypertension or secondary hypertension, will cause symptoms to intensify, in short, hypertensive patients to light diet to improve the effectiveness of treatment.