Is Dr. Berg's video reliable?

The video of Dr. Berg in America is reliable.

Dr. Berg is the most famous expert in ketogenic diet and fasting in the world. He graduated from Pennsylvania Medical College and his private clinic is located in Alexandria, Virginia. His clients include senior officials of the US government, celebrities from all walks of life, senior managers, scientists, engineers, professors and so on.

As an advocate of natural healthy fat-burning diet, Dr. Berg has been favored by many media. His deeds have been published in the trade magazines American Chiropractors and Chiropractors Today, and also reported in many consumer publications, such as The First Woman, Men's Sports, Fashion Beauty, Noble, Living Together and so on.