Precision Nutrition: Coach Todd – Calculating Your P90X Nutrition Plan – Precision Nutrition!. RIPPEDCLUB.net – Coach Todd – My mission is to simplify nutrition so that YOU can have the best results possible! Here is a simple calculation you can do to determine EXACTLY what you need to eat every day. Post your comments and questions. Also, dont forget to subscribe because I am posting new content every week to get you RIPPED!