Vitamin D3
The form of vitamin D naturally produced in the skin upon exposure to sunlight and found in animal-based foods
Vitamins
Fat Soluble
Research: Extensive
Scientific Name
Cholecalciferol
Classifications
Absorption:
fat-soluble
Source:
animal or lanolin-derived (sheep's wool)
Type:
secosteroid
Benefits
- Bone health and strength
- Calcium absorption
- Immune system regulation
- Mood and cognitive support
- Muscle function support
- Cardiovascular health
Specific Properties
- More potent and bioavailable than D2
- Raises blood levels of vitamin D more effectively
- More stable in storage
- Identical to form produced in human skin
Safety Notes
Generally safe when used as directed. Excessive intake can lead to vitamin D toxicity causing hypercalcemia. Upper limit for adults is typically 4,000 IU daily, though higher doses may be prescribed under medical supervision.
About Vitamin D
A fat-soluble vitamin essential for calcium absorption, bone health, immune function, and overall health maintenance
Back to Vitamin D