Vitamin deficiencies, including biotin, vitamin D, iron, and zinc, can disrupt hair growth, leading to thinning and shedding.

Discover the science-backed foods that promote hair growth and strength, plus expert insights on nutrition strategies for achieving your healthiest hair yet.

But does the vitamin have any benefits when it comes to your hair ... "If you're already experiencing hair loss, I’d advise against taking vitamin A supplements without consulting a specialist ...

Vitamin D deficiency, affecting 1 in 4 US adults, can cause subtle symptoms like bone and joint pain, muscle weakness, teeth problems, hair loss, fatigue, and appetite loss. The body's complex ...