Ear tip bloodletting is suitable for the following conditions: 1. Patients with facial allergies: patients with obvious redness and swelling on the face, and in severe cases, patients with swelling of both eyes and eyes and redness and swelling of the cheeks; 2. Patients with acne and rosacea; 3. Patients with relatively heavy blood heat: such as the blood heat phase of psoriasis; 4. Patients with relatively heavy upper heat: patients with a baking heat sensation on the head and face, feeling dry mouth, irritable and feverish. If bloodletting of the ear tip is needed, the patient should go to a regular hospital for bloodletting treatment.