Suppose you drink a catty of yogurt three times a day. Can provide 350 calories.

It is to consume 850 calories of body fat energy a day. An adult man runs at a speed of 12km/h for 50 minutes, consuming about 770 calories.

One kilogram of fat breaks down into about 3600 calories. 30 kg is 10800 calories.

127 days, you can lose 30 pounds without exercise.

Of course, dehydration and intestinal emptying are not considered. In fact, it can be achieved in about 90 days.

Wish you success! ! ! ! ! ! ! !