Vitamin D is an essential nutrient that plays an important role in many bodily functions, including bone health, immune function, and skin health. Recent studies have also suggested that vitamin D may play a role in preventing hair loss.
One way that vitamin D may help prevent hair fall is by promoting the growth and maintenance of hair follicles. Hair follicles are structures in the skin that produce and grow hair, and they are highly sensitive to changes in vitamin D levels. Studies have shown that people with hair loss tend to have lower levels of vitamin D in their blood compared to those with healthy hair.
Vitamin D may also play a role in reducing inflammation, which is a common contributor to hair loss. Inflammation can damage hair follicles and impair their ability to produce new hair. Vitamin D has anti-inflammatory properties that may help reduce inflammation in the scalp and promote healthy hair growth.
Additionally, vitamin D may help regulate the production of certain hormones that can contribute to hair loss. Hormones like testosterone and dihydrotestosterone (DHT) can contribute to hair loss by shrinking hair follicles and shortening the hair growth cycle. Vitamin D may help regulate the production of these hormones and prevent their negative effects on hair follicles.
While more research is needed to fully understand the role of vitamin D in preventing hair fall, maintaining adequate levels of vitamin D through diet and sun exposure is important for overall health and may also promote healthy hair growth. Good food sources of vitamin D include fatty fish, egg yolks, and fortified dairy products. Vitamin D supplements may also be recommended by a healthcare provider for those with low levels.