How Much Vitamin D Do I Need? The Debate Behind Supplement Guidelines
Despite its widespread use, vitamin D remains one of the most hotly debated nutrients in medicine, especially when it comes to dosing, safety, and benefits
Aug 5, 2025
Gillian Dohrn is a freelance science journalist based in Seattle with a master’s in science communication. She writes about health and life sciences. Read more of her work at: https://www.gilliandohrn.com/.
Despite its widespread use, vitamin D remains one of the most hotly debated nutrients in medicine, especially when it comes to dosing, safety, and benefits
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Mar 21, 2025We think it’s invaluable — and hope you agree. Our work is made possible by donations from readers like you.
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