A bowl of soybean milk (with sugar? How big is this bowl? ) If the sugar is medium, the bowl is 200KCAL. If no sugar is added, the bowl is 80-90KCAL.

A vegetable bag is about 250KCAL.

A grapefruit, about 50 kilocalories.

A bag of soybean milk is 200KCAL.

A piece of bread (how many grams of bread, there are 25G and 45G on the market ... all kinds, you'd better look at the nutrition label when buying, pay attention to how much G is and how much raw sugar is used. If it is oily sugar, it is best not to buy it, but to buy whole wheat bread, which is not only rich in fiber, but also very good for the heart. A piece of bread can be counted as 100.

I made a rough calculation and tried to press the maximum value to about 900KCAL.

To lose weight, it is best to take at least 1200KCAL every day to ensure the normal metabolism of the body. Of course, it depends on everyone's physical condition. There are many such methods on the Internet, so you can search for them.