Living in Maine has many gifts—four true seasons, access to nature, and a slower, grounded rhythm of life. But our northern latitude also comes with a unique challenge that often goes unnoticed: consistently low vitamin D levels. Vitamin D is more than just a “bone vitamin.” It plays a foundational role in immune health, mood regulation, hormone balance, muscle function, and nervous system support. Yet in climates like ours, deficiency is incredibly common—even in people who