NAD+ has become increasingly relevant in aging research, primarily due to its well-documented decline with age. Human skin, in particular, shows a notable decrease in NAD+ levels, dropping approximately 50% across the adult lifespan1. This age-related reduction of NAD+ in the skin is now being recognized as a key factor contributing to visible signs of … Continue reading NAD⁺ and skin aging:  Understanding the link and exploring anti-aging strategies