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Vitamin D Discovery and Forms
- Vitamin D was discovered while trying to cure rickets, a bone deformity disease in children.
- It is technically a steroid hormone, with two main forms: D2 and D3, and is vital for bone mineral absorption.
Vitamin D Functions and Sources
- Vitamin D facilitates absorption of calcium, magnesium, and phosphate, crucial for bone development.
- It can be produced in skin with UVB light, or consumed via animal-based foods like fatty fish and cod liver oil.
Vitamin D's Broad Health Impact
- Vitamin D deficiency links to risks of cancers, cognitive decline, bone diseases, and immune dysfunction.
- Its role in activating immune T cells hints at broader health impacts beyond bone growth.