Microneedle beauty, in fact, is the use of many tiny needles on the microneedle roller to stimulate the skin, in a very short time microneedle can make more than 200,000 microscopic pipeline, so that the active ingredients effectively penetrate into the skin, with wrinkle, whitening, repair, scar removal and other special products, so as to achieve the ideal effect of reducing wrinkles, treatment of scars and stretch marks, skin whitening. Microneedling will not damage the integrity of the skin structure; gradually remove toxins and waste from the deeper layers of the skin; establish a large number of microscopic skin pipelines to deliver basal beauty products; and directly deliver the required active ingredients to the best absorption location in the skin. However, the safety of “microneedling” is actually controversial in the industry. The depth of the microneedle is not well mastered, or sterilization is not in place, will lead to skin redness, blistering, inflammation, infection, and in serious cases, will leave scars. Although most of the microneedles used in regular hospitals are made of materials that are very compatible with the skin, some doctors still have reservations. In addition, the care of the skin after micro-needling is crucial. If not properly cared for, more serious after-effects can occur, including causing pigmentation and the formation of new discoloration or redness.