How Does Dermapen Micro-Needling Stimulate Collagen Production? Collagen plays an essential role in keeping the skin firm, smooth, and resilient. As natural collagen production changes with age, the skin may develop fine lines, uneven texture, and visible signs of aging. Dermapen microneedling is a minimally invasive cosmetic procedure designed to activate the skin's natural repair mechanisms and encourage collagen remodeling. For people...