Thursday  – Vitamin D: The Sunshine Nutrient You Might Be Missing 

Vitamin D is more than just a vitamin — it functions like a hormone, influencing everything from bone health to immune function. And yet, deficiency is incredibly common, especially in people who live in northern climates or spend most of their time indoors. 

The science: Research links low vitamin D to higher risk of respiratory illness, weaker bones, and impaired muscle performance. Athletes with sufficient vitamin D often recover better and perform at higher levels. 

How much: 

• Many adults need 1,000–2,000 IU/day, but the only way to know for sure is to get your blood levels tested. 

• Supplementation is especially important in winter or if you get little sun exposure. 

Takeaway: Vitamin D is simple, safe, and can have a big impact on overall health. If you’re not regularly in the sun, it’s worth checking your levels and considering supplementation.