The use of Bone Crushed Tonic can be used in the treatment of hair loss, but it must be analyzed on a case-by-case basis. 1. Bone Crushed Tonic can play the role of tonifying the kidneys and strengthening the muscles and bones in the clinic, so Bone Crushed Tonic can be used for patients with kidney qi deficiency in hair loss. For such patients, the application of bone marrow tonic for treatment may not be able to play a good role in the treatment of hair loss. Therefore, to treat alopecia areata in clinical practice, it is important to choose the appropriate medication under the guidance of a doctor.