Figure 4: Serum concentration time graphs depicting alterations in hormonal parameters such as 25-hydroxyvitamin D, Parathyroid hormone, and 1,25-dihydroxyvitamin D following supplementation with 25 μg calcifediol over 8 weeks follow-up. PTH: Parathyroid hormone, 25(OH)D: 25-hydroxyvitamin D, 1,25(OH)2D: 1,25-dihydroxyvitamin D, Asterisk denotes significance (p<0.05)