Saturday, July 18, 2015

Did You Know Vitamin D Deficiency Can Cause Hair Loss?

If you’re removing more hair from the drain than usual, you may want to take a closer look at your diet: Having low levels of vitamin D and iron could be playing a role in your thinning locks. 

Researchers at Cairo University found that women who were experiencing hair loss also had lower levels of iron and vitamin D2—and hair loss only got worse as the levels dropped. 

“This is the first time vitamin D’s possible role in hair loss has been highlighted,” explains Rania Mounir Abdel Hay, MD, a dermatologist at Cairo University, and co-author of the study. “It might regulate the expression of genes that promote normal hair follicle growth.” As for iron: Low levels may inhibit an essential enzyme that has been associated with hair loss in mice. 

Aim for a minimum of 600 IU of vitamin D per day, 800 IU if you’re over 71 years old. While it can be difficult to get enough vitamin D in your diet, salmon packs 450 IU per 3-ounce serving, and fortified milk and orange juice has 115 to 135 IU. And consider a vitamin D supplement, which has more than just healthy hair benefits: It could prevent heart disease, cancer, and bone fractures.



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