2, supplement trace elements: patients with vitiligo should also pay more attention to the intake of some trace elements, these elements can accelerate the synthesis of skin melanin, effective treatment of vitiligo. Therefore, patients with vitiligo should eat more foods rich in tyrosine and minerals, such as animal liver, meat, eggs, bean products, etc., to enhance the activity of tyrosinase and contribute to the synthesis of skin melanin. Supplement some trace elements needed by human body, and the lack of trace elements is also an important factor leading to vitiligo. Therefore, patients with vitiligo should eat more foods rich in trace elements such as copper, iron and zinc to enhance the activity of tyrosinase in the body and effectively accelerate the synthesis of skin melanin.