The scientists significantly reduced nasal inflammation and improved the sense of smell in mice by using a vitamin D nasal ...

Eggs, particularly the yolks, are good sources of both vitamin D and fat. Eggs also provide vitamin K2, Derocha notes, which ...

Vitamin D supplementation (D3 or 25[OH]D) was likely not significantly associated with protection against acute respiratory infection.

If you’re chasing luminous, glowing skin, you might think you need to shell out money for high-end treatments or injectables, but the key to a bright, radiant face lies in one ingredient: vitamin C.

In fact, we’ve reviewed and vetted more than 450 supplement brands. Here are the vitamin brands and products we recommend most. Disclaimer: Some of the brands below sent free supplements to ...

We tested the best vitamin deficiency tests from LetsGetChecked, Everlywell, and LabCorp, and our testers found them easy to use and informative. Learn more about the best vitamin deficiency tests ...

1. Bone Health Vitamin D3 plays a crucial role in the formation and maintenance of strong, healthy bones. This vitamin is important for bone health because it: Low calcium intake and vitamin D ...

Dr Sam Oliver, an expert in sport and exercise science at Bangor University, says that “from October through to March due to insufficient sunlight, a low-dose daily oral vitamin D3 supplement ...

R.D. There is some truth to the notion that vitamin D3 can help increase magnesium absorption in the intestine, and that magnesium can help the liver and kidneys metabolise vitamin D. However ...

After sun exposure, these cells begin a process that results in active vitamin D in the form of cholecalciferol, or vitamin D3. Studies estimate sun exposure can provide about 80% of your vitamin D ...

For example, vitamin D3 is more effective than vitamin D2 at boosting blood levels, but both are found in supplements. Dosage, form, and added ingredients can vary widely among products.