Therefore, the primary objective of our study was to investigate the correlations of vitamins A, E, and D, PTH, TSH, the triglyceride to high-density lipoprotein (TG/HDL) ratio, and glucose levels with CAC scores in individuals at risk of CAD in Saudi Arabia, while the secondary objective was to provide comprehensive and clear insights into the role that these factors may play in cardiovascular risk and, hence, their inclusion in a lifestyle medicine approach. Here, PTH is linked to coronary artery disorder.