iHerb Blog
9 helpful articlesNew and updated articles
Vitamin D remains one of the most popular supplements, but simple advice such as “everyone needs vitamin D,” “higher blood levels are always better,” “you should take 5,000 IU,” or “vitamin D only works in oil” can be misleading. The practical answer is more nuanced.
iHerb guide
Creating an iHerb account is free and usually takes only a few minutes. An account lets you save delivery information, review order history, track purchases, manage wish lists, and check out faster.
Vitamins and supplements
Vitamin D remains one of the most popular supplements, but simple advice such as “everyone needs vitamin D,” “higher blood levels are always better,” “you should take 5,000 IU,” or “vitamin D only works in oil” can be misleading. The practical answer is more nuanced.
Nutrition
Vitamin D comes from more than sunlight. Here are practical food sources, tips for reading fortified-food labels, and situations where it is wise to discuss vitamin D with a healthcare professional.