As a rule, younger people need less vitamin D than older people, regardless of sex. This article explains average vitamin D ...

How much vitamin D is needed per day to obtain a normal vitamin D blood level? The following examples include: 100 IU (2.5 mcg) per day increases vitamin D blood levels 1 ng/ml (2.5 nmol/L).

Low vitamin D levels aren't always detectable, but symptoms can occur if you have a deficiency. Here are the signs and how to ...

A vitamin B12 blood test is one way to know if you’re B12 deficient. Some people opt for a urine test instead. Learn when ...

Vitamin D's impact on blood pressure remains unclear. Current research hints at indirect effects through calcium regulation, ...

Haven't had your blood drawn in years ... patients can benefit from getting a 25-hydroxy test to check their vitamin D levels. People who are over the age of 65, have osteoporosis, get limited ...

It is crucial to consult a healthcare provider before starting supplementation and to have blood levels tested. Taking vitamin D with meals, opting for D3, and considering interactions with ...

Share on Pinterest Scientists are investigating the link between vitamin D supplements and bone fractures in older adults. Leire Cavia/Stocksy Vitamin D supplements, with or without calcium, are ...

Vitamin D is important for healthy bones, teeth, and immune function but, as it is said, excess of anything can lead to ...