Read and Get Healthy

"The most nutritious foods on the planet are the fat/proteins provided by nature. The most profitable foods on the planet are the carbohydrates provided by food manufacturers."

There are essential fats and proteins...but no essential carbohydrates. Think about that for a moment. We do not need carbohydrates to survive. 

http://trendsinmenshealth.com/wp-content/uploads/sites/13/2015/01/What-caused-obesity-epidemic.pdf