Find out how vitamin C and vitamin D function in your body, their role in immune defense, and how much you may need for optimal support.

Foods high in vitamin A include organ meats, sweet potatoes, carrots, eggs, fish, and dairy products. You can also find vitamin A in dietary supplements. Vitamin A plays a role in your vision, bone ...

Vitamin D3 and vitamin K2 work together to support bone strength, improve calcium use, and help maintain healthy bone density.

Kristie Reed, PharmD, oversees emergency, general medical, surgical, psychiatric care, and oncology medication as the pharmacy director of a community hospital. Dr. Reed specializes in IV medications.

Vitamin D3 and vitamin K2 work together, guiding calcium to appropriate areas within the body: primarily into bones and teeth, away from arteries and soft tissues. Indeed-several studies provide ...