Microneedling is a cosmetic procedure that dermatologists use to encourage collagen production by taking advantage of the body’s natural healing response.Microneedling is a cosmetic procedure that uses small, sterilized needles to prick the skin.The purpose of this treatment is to generate new collagen and skin tissue to smooth, firm, and tone skin.Microneedling is mostly used on the face and can reduce acne, scars, dark spots, wrinkles, and large pores.it can also be used on the body to help reduce scarring and stretch marks.