Low levels of vitamin D in the population as a whole suggest that most people need to take a vitamin D supplement. This may be especially true for seniors, as the ability to synthesize vitamin D in the skin declines with age.

Summary

This quote highlights the importance of vitamin D supplementation, particularly for seniors. It explains that low levels of vitamin D in the general population indicate the need for supplements, as most people are not getting enough through natural sources. It further emphasizes the significance of supplementation for older adults, as their ability to produce vitamin D in the skin diminishes with age. By taking supplements, seniors can help meet their recommended vitamin D intake and support overall health and well-being.

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