We need to think in terms of nutrient density and buying higher quality eggs, meat and dairy that cost more. (myersdetox.com)
This may not be the most nutritious vegetable in the list in terms of nutrient content, but recent studies have shown that this may be the most promising in the lot. (ourpaleolife.com)
In terms of nutrients per calorie, vegetables are the healthiest food source (greens especially). (nutritionfacts.org)