It is not possible to determine whether the teeth are sore and tender, and it is necessary to base the judgment and treatment on other concomitant symptoms as well as the pulse of the tongue. 1. Kidney yang deficiency: If there is soreness and tenderness of teeth, accompanied by soreness and tenderness of waist and knees (the feeling of soreness and weakness of waist and knees), fear of cold and cold limbs (fear of cold, cold limbs), cold hands and feet, fatigue (mental fatigue, physical fatigue), lack of breath and lazy speech (lack of strength, do not want to talk) and other symptoms, there may be a clear and long urination, uterine cold in females, infertility, and male sexual hypogonadism, and the tongue is light, white and the pulse is slow and sluggish, and so on. For treatment, you can choose Right Angelica Pill and Jin Gui Ren Qi Pill to regulate. 2. Kidney yin deficiency: the appearance of teeth soreness and softness, if also accompanied by back pain and leg weakness, dry mouth and irritability, five heart heat (the heart of the two hands and the heart of the two feet hot, and consciously heart and chest heat), there may also be easy sweating, emaciation, yellow urine and dry stools, dreaming and spermatorrhea and other symptoms, the tongue is red, less fluids, the pulse is fine (pulse becomes narrower and finer and the rate of speeding up), etc., the treatment can be chosen to regulate the Zuogui Pills, six flavors of the Earth Pill and so on. 3. If the teeth are soft and sour, you need to exclude whether it is caused by poor oral hygiene or excessive calculus, etc., and you need to go to the stomatology department for further examination and treatment. It is recommended to use medication and treatment under the guidance of a doctor.