Meal replacement powder itself is not harmful to health. Meal replacement powder sold in the market is generally protein powder containing a small amount of dietary fiber, vitamins and minerals or soybean protein powder with flavors and fragrances. This kind of meal replacement powder is harmless to human body.

Eating meal replacement powder to lose weight is harmful to human body. Meal replacement powder is characterized by low energy, low carbohydrate, low fat and high protein. Eating only meal replacement powder every day can't meet the basic metabolic needs of human body. Long-term consumption will lead to insufficient energy supply, resulting in fatigue, fatigue, dizziness, malnutrition and other symptoms, and may even lead to amenorrhea in women.