The main reason for the hand barbs is that the cuticle of the skin around the nail is too dry, which causes the cuticle to separate, and it is generally related to the lack of vitamins and moisture. 1. lack of vitamins: such as vitamin B, C, E and so on, vitamins involved in human metabolism, lack of vitamins in the body, the metabolism of the ability to reduce sebaceous gland secretion, resulting in separation of the cuticle, resulting in the hands of barbed wire. 2. water shortage: dry weather, drinking less water, etc. lead to skin dehydration around the nails, less oil secretion, resulting in the cuticle to lose protection, and skin separation, resulting in the hands of barbed wire. The hand on the barbed wire, need to do a good job of hand care, appropriate application of moisturizing effect of the hand cream, increase skin moisturization, eat more fruits and vegetables, drink more water, promote the metabolism, reduce the contact with stimulating substances, to avoid the hand again stimulation.