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花容月貌,晨镜梳妆,蓦见脸上显现令人难堪的斑点,有的一夜间呈现很多,有的年轻时没有,三十几岁时脸上无缘无故地冒出斑块,也有的说,若不化妆,雀斑特显眼。 色斑包括雀斑,黄褐斑和蝴蝶斑一类的色素沉着,虽不影响健康,但有损容颜,令患者困扰。 人体内有种叫酪氨的物质,通过体内酶的作用,经一系列生化反应,转化为黑色素,沉积在皮肤的色素细胞内,沉积过多即成色斑。具体
Day flower appearance, morning mirror dressing, see the face showing embarrassing spots, and some show a lot at night, and some did not when young, 30-year-old face pops out for no reason, others say that if No makeup, freckles conspicuous. Pigmentation includes pigmentation, such as freckles, melasma and butterfly spots, which do not affect health, but detract from the face and distress the patient. Human body called tyrosine substances, through the role of enzymes in the body, after a series of biochemical reactions, into melanin, deposition in the skin pigment cells, too much deposition that is stains. specific