Taking too much vitamin D can cause serious side effects. Learn the signs, why you might feel weird after taking it, and when to talk to your healthcare provider.

Vitamin D is vital for immunity, brain health, strong bones, and overall well-being, but taking in too much from supplements ...

Vitamin D helps your body absorb calcium, supports bone health, and plays a role in immunity, muscle function, and more. While most people can get enough from sunlight, food, or supplements, some may ...

Low levels of vitamin D seem to raise your risk of heart attack but scientists are still figuring out why—and whether ...

A landmark clinical trial presented at the 2025 AHA Scientific Sessions reveals that personalized supplementation may be the ...

Vitamin D absorption is significantly impacted by what you eat and when you take supplements. High-fibre meals, excessive ...

Eggs are a solid source of vitamin D, but many foods like cod liver oil, rainbow trout, and fortified milk contain higher ...

Medically reviewed by Melissa Nieves, LND Key Takeaways Vitamin D3 maintains higher and more stable blood levels than vitamin ...

Vitamin D deficiency can lead to osteomalacia, a rare bone disorder that causes bone pain and muscle weakness. But taking too ...

Elevate your vitamin D levels with refreshing DIY beverages! Explore the wonders of cozy lemon-honey infusion, creamy ...

If the best vitamin D supplements aren't already part of your daily supplement stack, there’s a decent chance they should be. Given the challenge of getting enough sun (if any) in the UK, the NHS ...

When you buy a carton of milk, you may notice that some brands state on the front of the label that they contain vitamin D. In reality, almost all pasteurized cow’s milk, as well as many brands of ...