Total Body Nutrient Deficiency Checker Total Body Nutrient Deficiency Checker Select any Vitamin, Mineral, or Essential Fatty Acid to see symptoms, treatment, and food sources. Select the nutrient you are lacking: -- Please Select -- Vitamin A (Retinol) Vitamin D (Cholecalciferol) Vitamin E (Tocopherol) Vitamin K (Phylloquinone) Vitamin B1 (Thiamine) Vitamin B2 (Riboflavin) Vitamin B3 (Niacin) Vitamin B5 (Pantothenic Acid) Vitamin B6 (Pyridoxine) Vitamin B7 (Biotin) Vitamin B9 (Folate) Vitamin B12 (Cobalamin) Calcium Magnesium Potassium Sodium Phosphorus Iron Zinc Iodine Selenium Copper Omega-3 Fatty Acids Submit & Get Details