Test Your Vitamin D At Home Discovering a vitamin D deficiency can be concerning. Many assume more sun or supplements will fix it, but how do you know they’re working? Accurate measurement of vitamin D requires frequent blood draws. But now, at-home testing kits provide a convenient way to easily check your levels, allowing you to make any necessary adjustments to your supplementation. Are you testing your vitamin D? If so, what’s your level? #vitamind | YOGABODY