Vitamin B6 deficiency symptoms include mood changes, mouth sores, skin lesions, nerve damage, loss of muscle control, seizures, and more.

Dry, cracked lips are one of the most common—and frustrating—skin concerns, yet they’re often treated as an afterthought.

Vitamin B12 deficiency often presents as changes in the skin such as paleness and hyperpigmentation, so what are its causes ...

That painful sore that appeared inside your cheek makes eating spicy foods pure torture and talking uncomfortable. While you might dismiss it as just another annoying canker sore that will heal on its ...