More than 86 percent of adults in the U.S. take vitamins or dietary supplements, a survey found. Whether you're taking vitamin D for bone and immune health, fiber for weight loss or a daily ...

A new scientific study suggests that taking a daily multivitamin may slow biological aging in older adults. While the findings are promising, experts say the results should be viewed carefully—and ...

Scientists found people taking a daily multivitamin showed slightly slower biological aging over two years, though the benefit appears small.

Is it safe to take a multivitamin daily for years? Here's what happens with long-term use, including potential benefits, risks, and how to choose the right one.

Researchers say a daily multivitamin could delay biological aging, with the biggest benefits seen in older participants.

The COSMOS trial found that a daily multivitamin delayed biological aging by 2.7 to 5.1 months, and that this effect was more apparent in older adults who are already experiencing accelerated aging.

A daily multivitamin did not turn back the clock in any dramatic sense. But in a large clinical trial of older adults, it did appear to slow one version of aging that researchers can measure in blood.

A recent study found that older adults who take a daily multivitamin may slow their biological aging by up to 4 months. The researchers note that multivitamins don't add years to life span, but they ...

An analysis led by Mass General Brigham investigators found slower aging in older adults after two years of a daily ...

An analysis led by Mass General Brigham investigators found slower aging in older adults after two years of a daily multivitamin, with greater benefits for those who began the trial with accelerated b ...

Online chatter claims that vitamin D should always be taken with vitamin K2 because it directs where vitamin D goes in the body.