How Does the Body Create Internal UV Light? 1. Melanin and Bio-Photon Emission Melanin, the pigment in our skin, hair, and eyes, plays a key role in light absorption and transformation. Even when external UV light is limited in winter, our cells emit biophotons—tiny packets of light energy. These emissions activate biochemical processes, including those … Continue reading Can we make UV light in Winter to support Vit D3 Sulfate Naturally?