1, Fu Liu belongs to the kidney meridian point of Zushaoyin and is the well point of the kidney meridian. The kidney meridian of foot shaoyin is the most vigorous between 5-7 pm, so massaging Fuyu point at this time is helpful to the circulation of qi and blood, nourish the kidney and play a role in health preservation.

2. Chinese medicine believes that kidney governs water, and abnormal renal function will cause abnormal water and liquid metabolism in human body, and kidney deficiency will cause abnormal renal function, and this point has nourishing effect, which can nourish yin and tonify kidney and make water and liquid metabolism normal.