Precursor to metabolite: Calcifediol to Calcitriol

Calcifediol is converted to Calcitriol by CYP27B1.

Calcitriol mascot — mnemonic cartoon — Calcitriol — mascot

The pair

Calcifediol — 25-hydroxyvitamin D and calcitriol precursor for secondary hyperparathyroidism.
Calcitriol — Active vitamin D and VDR agonist.

Calcifediol · Calcitriol · Open Calcifediol in the interactive console ↗