Vitamind Metabolism

Vitamin D Metabolism

• 7dehydrocholesterol —> [UV/Sunglight] —> Vitamin D3
• Dietary intake —————————-> Vitamin D2
• D2/D3 —–[LIVER: 25 Hydroxylase]———> 25-Hydroxylase
• 25-Hydroxylase —[KIDNEY 1-alpha-hydroxylase] —> 1-25-hydroxycholecalciferol (d3)