The MicroNutrient Blood - SpectraCell Test Kit measures how well your body uses 31 key vitamins, minerals, antioxidants, and amino acids over the past 4–6 months. With a quick, no-fasting blood draw, you’ll get personalized results days. Note: This is a pre-paid shipping test kit that will be mailed and it requires a blood draw. Please Find Phlebotomists Near You to locate a lab for specimen collection.