1. Dr. Dean Ornish and Dr. T. Colin Campbell have conducted research and published books that suggest a "Whole Food Plan

(WFPB) diet is best for achieving optimal health. Others, such as Dr. Robert Atkins, Dr. Loren Cordain, and Dr. Robert Lustig,

advocated very different positions, with less emphasis on carbohydrates (plant-based foods) and greater emphasis on prote

(animal foods).

Weight gain problems eventually...

Explanation:

If the board has decided to put more emphasis on animal based proteins then those are good to a level where the concentration of fatty acids in the animal based food will eventually led up to a fat accumulation in the body. The percentage of plant based carbohydrates in a well balanced diet is necessary because of it's very low concentration of fatty acids. Furthermore, the plant based meal also contain those essential vitamins that aren't present in animal based foods.