When I studied Artificial Intelligence in university, on the first lecture, the prof mentioned that the brain burns 5 grams of glucose and 3 liters of oxygen in hour. So, I cannot agree to Dr.Lam on that!!!
You may find the protocol I used to re-balance gut flora. It was recommended by Dr. James Wilson. It worked well for me. The medication used is available on http://www.adrenalfatigue.com.