Pigmentation and Vitamin D Metabolism in Caucasians: Low Vitamin D Serum Levels in Fair Skin Types in the UK | PLOS ONE
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Research suggests that increasing vitamin D levels could help your body fight off respiratory illness. - publishthis.email
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Canadian Study Finds Tanning Salon Sunbeds Effective for Raising Vitamin D Levels - GrassrootsHealth
![Research suggests that increasing vitamin D levels could help your body fight off respiratory illness. - publishthis.email Research suggests that increasing vitamin D levels could help your body fight off respiratory illness. - publishthis.email](https://i.imgur.com/f12JdDq.png)