I bought bulletproof diet book and have been doing a lot of research, but as a self described coffee snob, I'm hesitant to try buy the kit on Amazon. (ketodietapp.com)
«Dr. Mowll uses Bulletproof diet principles in treating patients in his practice with diabetes and blood sugar problems.» (drmowll.com)
The Bulletproof diet suggests no food after 8 pm till noon / 2 pm the next day. (seasonalandsavory.com)