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Vitamin D3 (Cholecalciferol)
Vitamin D3 is a fat-soluble vitamin produced in skin upon UV exposure or taken as a supplement to support calcium homeostasis and bone health.
Mineral or nutrientUpdated Feb 16, 2026
Health score+2.0
-5Good5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Excessive intake may cause hypercalcemia, kidney stones, and toxicity; sensitivity in certain populations
Benefits
Supports calcium absorption, bone mineralization, immune function
References
Waters containing Vitamin D3 (Cholecalciferol)
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