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Vitamin D 101 – A Detailed Beginner’s Guide


You may be surprised to learn that vitamin D is completely different from most other vitamins. It is actually a hormone, a steroid hormone that is produced out of cholesterol when your skin is exposed to the sun. For this reason, vitamin D is often referred to as the “sunshine” vitamin. However, sun exposure is […]

The article "Vitamin D 101 – A Detailed Beginner’s Guide" appeared first on AuthorityNutrition.com

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  • Kris Gunnars, BSc