Vitamin D is a crucial nutrient for our health and well-being for a number of reasons (think mood, bone health, immunity, and more).* Unfortunately, though, many of us don’t get enough. Research demonstrates an alarming 93% of Americans1 fail to get in just 400 IU of vitamin D per day from their diet—and the science is abundantly clear that 400 IU doesn’t even come close to cutting it, anyway.
