As we age, our nutritional needs evolve, and certain vitamins and minerals become especially important for maintaining health ...

Pharmacist Ariana Medizade says you should never take zinc, vitamin D3, and St. John's Wort without educating yourself first. Here's why.

Vitamin D may lower ICU and intubation rates in COVID-19 patients, with significant benefits observed in older and severe ...

Medically reviewed by Soma Mandal, MD A vitamin D test is a blood test that measures the level of vitamin D (calciferol) in ...

Children whose mothers took extra vitamin D during pregnancy continue to have stronger bones at age seven, according to research. Children whose mothers took extra vitamin D during pregnancy continue ...