1. People with diabetes, heart disease, skin allergies or injuries that are not easy to heal, and those with excessive white blood cells, insufficient platelets, prolonged clotting time, and skin pigmentation rejection, should not frown.
2. The eyebrow area has lesions such as hemangiomas, sebaceous gland cysts, seborrheic dermatitis, or people with severe folliculitis on the face.
3. People who are allergic to makeup products such as pigments, and those with a scar constitution should not have common sense of eyebrows and eyebrows.
4. Congenital or acquired ptosis, prone to postoperative eyebrow shape deformation, eyebrow tattoo is not recommended.
5. Females are not suitable for eyebrows during the physiological period (including menstrual period, pregnancy, lactation).
