CDC Nutrient Dense Foods
In a study conducted by Jennifer Di Noia, PhD to determine powerhouse fruits and vegetables, a nutrient density score was established based on a 2000 calorie diet and 100g. The study analysed 17 nutrients of public health importance per the Food and Agriculture Organization of the United Nations and Institute of Medicine (ie, potassium, fiber, protein, calcium, iron, thiamin, riboflavin, niacin, folate, zinc, and vitamins A, B6, B12, C, D, E, and K)
the following table was used when determining the bioavailability of vitamins and minerals
Source: Centres for Disease Control & Prevention