A little numbness on the right side of the face may be related to trigeminal neuralgia, facial neuritis and so on. 1. Trigeminal neuralgia: Inflammation or compression of the trigeminal nerve can lead to damage to the trigeminal nerve, which can easily lead to numbness on the right side of the face. In addition, the lesion area will also appear cut-like, tear-like, burning pain. 2. Facial neuritis: when suffering from encephalitis, mumps, cerebral hemorrhage, trauma and other diseases, facial neuritis may occur, resulting in facial muscle malfunction, which will also cause numbness on the right side of the face. Some patients are also accompanied by symptoms such as crooked corners of the mouth and abnormal eye closure. It is recommended that when the right side of the face numbness symptoms, such as symptoms do not get better and accompanied by other symptoms, we should choose to consult a doctor to identify the cause of the disease in a timely manner, and follow the doctor’s instructions for targeted treatment.