Be especially wary of taking vitamin D supplements if you have high calcium levels, a history of kidney disease, or if you take medications that may interact poorly, Thomason says. More: Kourtney ...

The body doesn’t adequately absorb some calcium sources, such as spinach. That’s where vitamin D’s importance comes into the picture. Vitamin D helps the body absorb calcium.

Vitamin D helps your body absorb calcium more effectively. Get enough sunlight exposure, eat vitamin D-rich foods (like fatty fish and fortified dairy), or consider a supplement if recommended.

Panel warns against vitamin D, calcium use to prevent falls in older adults The guidance from the U.S. Preventive Services Task Force underscores the risks of supplementation without prior testing.

A May-June 2021 study in Jornal de Pediatria, a publication of the Brazilian Society of Pediatrics, found that "children and adolescents with obesity have higher risk of vitamin D deficiency." ...

According to the Cleveland Clinic, a study in 2018 suggested a link between vitamin D deficiency and sleep disorders. Iron deficiency may also lead to restless leg syndrome, which can cause sleep ...

Some evidence suggests that an inadequate intake of nutrients, such as vitamins A, C, D, E, and K, calcium, and magnesium, links to sleep problems. However, taking supplements of certain vitamins ...

Vitamin D, also known as the sunshine vitamin, helps in maintaining bone health, muscle movement, nerve function, and the immune system. This nutrient promotes calcium absorption and bone ...