What Is Vitamin D3 (Cholecalciferol)? Cholecalciferol, also known as Vitamin D3, is a type of Vitamin D which is produced by the skin when exposed to sunlight. Because the body produces it, Vitamin D3 is not a true vitamin, but it is usually considered a vitamin due to its importance in the human body. Cholecalciferol Benefits*: Cholecalciferol may help fortify the bones, promote heart health, and support immune function. Cholecalciferol may also aid cognitive function, promote healthy mood, and support brain function. 🧠 BRAIN HEALTH - Vitamin D may aid cognitive function, promote healthy mood, and support brain function.* It may also promote heart health and fortify the immune system.* ❤️ HEART HEALTH - Cholecalciferol may help fortify the bones, promote heart health, and support immune function.
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