Photorealistic close-up of microneedles penetrating the skin epidermis and dermis, creating microchannels with tiny beams of light to symbolize collagen activation, glowing fibroblasts, and new collagen strands forming, side-by-side comparison with untreated skin, labeled 'Microtrauma' and 'Neocollagenesis,' hyper-detailed, blue/white aesthetic, 8k. See more