There are several common nutrient deficiencies that are common - Iron, Calcium, B12, Iodine, Zinc, Vitamin A, Vitamin D and Magnesium. Without these nutrients we may not achieve optimal physical or mental health. These documents are here to give you information on plant based foods you can use to get these nutrients and provides info on what we know to date about the RDAs, examples of daily intake through food, other essential details about the nutrient itself. This is intended to be a guideline , if you need specific nutritional advice or have a medical condition seek additional information from a trusted source .