Getting enough vitamin B12 to meet current health guidelines may not actually be enough to protect the aging brain.

Brandi Jones has over two decades of experience as a nurse in an acute care setting. Her clinical background includes pediatrics, medical-surgical, and women's health. She also specializes in ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Your body makes vitamin D from sunlight, but food is ...