Vitamin D Deficiency in the United States: Why It’s So Common

A person indoors in a northern U.S. city holding a bottle of vitamin D supplements with sunlight coming through the window.
June 25, 2025 Nazima Rani 0 Comments 5 tags

Vitamin D plays a crucial role in maintaining healthy bones, supporting the immune system, improving mood, and regulating calcium levels. Yet despite its importance, vitamin D deficiency in the United

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How Much Vitamin D Should You Take Daily in the United States? (By Age & Gender)

Smiling woman outdoors in sunlight holding a vitamin D supplement bottle with healthy food nearby.
June 24, 2025 Nazima Rani 0 Comments 5 tags

Vitamin D is essential for maintaining overall health—it supports the immune system, strengthens bones, and helps regulate mood. However, despite its importance, vitamin D deficiency is surprisingly widespread, especially in

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