Vegetarian diets. Consider the benefits.
D000367:Age Factors; D014676:Diet, Vegetarian; D004041:Dietary Fats / Q000008:administration & dosage; D004044:Dietary Proteins / Q000008:administration & dosage; D006801:Humans; D007501:Iron / Q000008:administration & dosage
D004041:Dietary Fats; D004044:Dietary Proteins; D007501:Iron