It is a normal phenomenon that the color of eyebrows becomes lighter after the scabs fall off, which may be due to visual difference, personal skin quality and metabolism. 1. Visual discrepancy: eyebrow tattoo is the pigment into the skin surface, will cause some damage, after the scab eyebrow color is darker, after the scab falls off there will be a certain sense of visual discrepancy, looks like the color will become lighter. 2. Individual skin type: for those with high oil secretion, the pigment is not compatible with the oil of the skin, and it is not easy to get the color after the embroidery operation, so the color will change after scabbing; this type needs to make up the color for the second time in order to achieve the more desirable goal. 3. Metabolism: the color becomes lighter after dropping the scabs and it is in the period of color return (generally 1 week-1 month after embroidery), and the color will be shown slowly in the later period. In addition, the depth of eyebrow tattoo coloring and human metabolism and the skin’s ability to absorb the pigment is also related to the scabs after the eyebrow color is light is not recommended early color, generally recommended 1 month after the individual will decide whether to make up the color. 4. Improper care: after eyebrow tattooing skin prematurely water or forced to pick off the scabs before they fall off, resulting in the color pigment together with the fall off, tattooing after scientific care. Tattoo embroidery is invasive operation, high requirements for aseptic conditions, it is recommended to go to a formal organization to operate, in order to ensure good results, it is recommended to operate after scientific care.