The advantage of acupuncture is that one can eat normally. Liu advises her patients to follow the old maxim of eating a hearty breakfast and a filling lunch but eating sparingly in the evening, because at night one's metabolism is slower, so if one eats too much the calories accumulate in the body; also, eating too much affects one's appetite the next morning, causing one to delay meals.
針灸療法的好處是，三餐可以正常吃，她給病患的建議是遵循「早餐吃得好、中餐吃得飽、晚餐吃得少」的古訓，因為晚上新陳代謝速度慢，吃得多，熱量就會累積，而且會影響第二天早上的食慾，導致每一餐進食的時間都延後。