Vitamin D

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FAQs

Yes, vitamin D deficiency is prevalent in Canada, particularly during the winter months when sunlight exposure is limited. The body produces vitamin D in response to sunlight, and Canadians living at higher latitudes may not receive sufficient sunlight exposure for adequate vitamin D synthesis year-round. Factors such as spending more time indoors, wearing sunscreen, and having darker skin pigmentation can further contribute to vitamin D deficiency. Regular monitoring of vitamin D levels and supplementation may be necessary, especially for at-risk populations.

Vitamin D plays a crucial role in regulating mood and may help alleviate symptoms of depression and seasonal affective disorder (SAD). Adequate vitamin D levels are associated with improved mood and cognitive function, while deficiency has been linked to an increased risk of depression and mood disorders. Sunlight exposure stimulates the production of vitamin D in the skin, and supplementation can be beneficial, particularly for individuals with limited sun exposure or those living in regions with long winters.

Vitamin D supplements commonly contain either vitamin D2 (ergocalciferol) or vitamin D3 (cholecalciferol). Vitamin D3, typically derived from lanolin or lichen, is more effective at raising and maintaining vitamin D levels in the body compared to vitamin D2, which is derived from yeast or fungi. While both forms can effectively raise blood levels of vitamin D, D3 is often preferred for its potency. See CanPrev Vegan D3