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Vitamin D Insights

Optimal vitamin D levels range between 40 to 60 nanograms per milliliter, playing a crucial role as a steroid hormone that influences gene expression. Skin acts as an endocrine organ, capable of synthesizing hormones and impacting testosterone and estrogen levels through sun exposure. Recent studies highlight the significant benefits of regular, moderate sun exposure on hormonal health, emphasizing the skin's vital role in this process.