VITAMIN D3 SUPPLEMENTS MAY BE BETTER AT BOOSTING VITAMIN D LEVELS

Vitamin D deficiency is a widespread health problem, with nearly one in four individuals in the US having moderate-to-severe vitamin D deficiency. Vitamin D plays an essential role in bone health and calcium metabolism. Deficiencies in this important nutrient are also associated with a higher risk of cardiovascular conditions, cancer, diabetes, and even depression.

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Humans can synthesise their own vitamin D3 in the skin and must obtain the rest through dietary sources. While supplementation can help maintain sufficient levels of vitamin D, whether its two forms, vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol), are equally effective remains contentious. Emerging data appear to suggest that vitamin D3 could be more beneficial than vitamin D2 in reducing cancer-related mortality, supporting immune function, and reducing depressive symptoms. A meta-analysis recently published in