Nutrition blood test - reduced panelThe best vitamin at home blood test available, easy, painless and fast. We check for vitamin D, active vitamin B12, folate (vitamin B9), iron (ferritin), and magnesium. humanpeople provides an easy to use home blood collection device, which means no more messy finger pricks. We believe that remote blood testing is the way of the future in order for you to get a snapshot into how your body is working. Supplement and lifestyle recommendations are based