"Nutritional Deficiencies, Stress, and Gray Hair: Understanding the Causes and Solutions"
Research suggests that deficiencies in vitamin D, vitamin B12, and copper can contribute to premature hair whitening, but supplementation may help restore hair color. Stress is also linked to the greying process, as high stress levels can deplete pigment-replenishing cells in the scalp. Maintaining a healthy haircare routine and avoiding stress are recommended to delay premature greying.