Effect of High- versus Low-Fat Meal on Serum 25-Hydroxyvitamin D Levels after a Single Oral Dose of Vitamin D: A Single-Blind, Parallel, Randomized Trial

Figure 3

Correlation between serum parathyroid hormone (PTH) and 25-hydroxyvitamin D [25(OH)D] levels, in young adults (𝑛=30), at baseline (a), and 14 days after the oral intake of 50,000 IU of vitamin D₃ (b).

(a)

(b)