"Diet replacement is mainly achieved by reducing calorie and nutritional needs. Improper use will affect health. " Zhang Tian, a nutritionist in the Clinical Nutrition Department of Aviation General Hospital of China Medical University, told the Science and Technology Daily reporter that the meal replacement advertised in the market cannot completely replace the normal diet.
In order to maintain the basic metabolism and normal activities of the human body, a healthy adult woman needs about 1500- 1800 calories a day, while men need 1800-2200 calories. It is suggested to reduce 500-600 calories on this basis to ensure a reasonable proportion of nutrients. "But most meal replacement products don't meet the calorie and nutrition requirements for safe weight loss," Zhang Tian said.
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Take Smale -NOTO series meal replacement milkshakes in Celebrity on the Internet as an example. A bottle (75g) of Ceylon milk tea-flavored meal replacement milkshake has 275 calories. The seller said, "One bottle can replace one meal, and three meals a day can replace it. Suggest two meals a day instead, lunch and dinner. It is recommended to eat less oil when eating normal meal replacement and keep 6-7 minutes full. "
According to the seller's suggestion, drinking two bottles a day can only consume 550 calories. "This heat is still very low. Even obese people need to lose weight in such a low-calorie way under the guidance of a doctor.
Eating meal replacement is equivalent to dieting in disguise, and the purpose of losing weight is achieved by increasing the difference between the required calories and the actual calories. Zhang Tian said that the ultra-low calorie diet is unscientific and difficult to last. Once it stops, it is easy to cause weight rebound.
People's Network-"meal replacement" has become the new favorite of the weight loss circle. Expert: Long-term consumption is easy to cause malnutrition.