Microneedling, also known as collagen induction therapy, is a procedure using a pen-like device with tiny, shallow needles to create puncture wounds, or “micro-channels,” in the skin surface. Those puncture wounds have two purposes. The first is to cause “micro injury” that prompts the skin to stimulate the production of collagen and various growth factors, filling in fine lines, plumping the skin and contributing to a younger look, reversing the signs of aging, and shrink