While many agree that it’s good practice to eat vegetables regularly, what about going all-in and committing to a vegetarian diet? These days, leading health experts point to the diet’s many benefits, as long as you do your homework. Should you include eggs and dairy? How much protein is essential to good health? How do you eat a balanced and nutritious vegetarian diet? This week on “Take Care,” advice on how to eat a healthy vegetarian diet from one of the nation’s top experts on nutrition, Dr.