Blood sugar 6.2mmol / L can eat meat buns. Meat buns have more starch, carbohydrates and fat, energy is relatively high, eat more meat buns easy to cause elevated blood sugar; in addition to excessive fat intake will be stored by the body, aggravate obesity and insulin resistance, further resulting in elevated blood sugar. Fasting blood sugar normal range is 3.9-6.1mmol / L, if 6.2mmol / L is fasting blood sugar, then the blood sugar is slightly high, at this time you need to eat a balanced diet, eat meat buns in moderation. More about the health knowledge of food, you can consult the nutritional physician, under the guidance of the physician scientific and reasonable consumption. The normal range of two-hour postprandial blood glucose should be less than 7.8mmol/L, if 6.2mmol/L is the two-hour postprandial blood glucose, then it belongs to the normal level of the range, at this time you can eat a normal diet, you can eat meat buns normally.