Researchers analyzed 11 trials with 655 adults and discovered that taking vitamin D2 supplements decreases the body's vitamin ...

“However, we discovered that vitamin D2 supplements can actually decrease levels of vitamin D3 in the body, which is a previously unknown effect of taking these supplements. This study suggests that ...

Taking vitamin D2 may lower vitamin D3 levels, suggesting the two forms aren’t interchangeable. Vitamin D3 appears more effective for maintaining healthy vitamin D levels in the body. Few foods ...

That’s because our body doesn’t make enough of the stuff in the darker months as sunlight decreases. Vitamin D is key to ...

Vitamin D2 supplements may negatively impact circulating levels of vitamin D3 and negate the latter's potential benefits, ...

Taking a certain form of Vitamin D could have a negative effect, a new study suggests. Vitamin D3 (cholecalciferol) is the ...

Each day I look forward to receiving emails from readers and they usually fall into roughly three categories: kind words regarding a column; a question that may address a recent topic, or it could be ...

Research warns that one widely used vitamin D supplement may unintentionally lower the body’s natural D3 levels.

Vitamin D (calciferol) is a fat-soluble vitamin that helps support strong bones, maintain muscle function, strengthen the ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The supplement aisle can be chaotic — an endless wall of brands and formulations to supposedly support ...

Vitamin D3 (cholecalciferol) is superior to vitamin D2 (ergocalciferol) when it comes to health effects and should be the favoured form for fortified foods and supplements say researchers from the ...

Vitamin D is an essential nutrient in the human body and plays a major role in maintaining cognitive function, immune health and bone health. Even if you are not vitamin D-deficient, you may not be ...