You can't lose 30 kg in ten days, at most 15 kg. Go to acupuncture without eating or drinking, and lose weight in 8 days 16 kg. I didn't eat or drink for three weeks before I lost more than 30 kilograms. Besides, your face will be bad. You can't eat or drink, you can change a bag of yogurt every day, that is, just one bag. When you're finished losing weight and consolidated, you can eat slowly.