Read the labels on the packages and weep. He was half right. All tobacco in America is sugar-cured. This is a tricky subject. A lot of us just can't quit eating white flour products and live happily ever after.
White flour is far more dangerous than anyone imagines.
As I'm sure you've noticed, a man in his 20's normally make more progress on weight-training than a man in his 40's or 50's. The standard wisdom is that the digestive system of adult American males begins to degenerate in his early 40's. By the age of 70, the digestive system plainly cannot fulfill its function. A 70 year old man ingests food but his digestive system fails to process it properly in any way, shape, or form. In essence, the person whose digestive system isn't working properly is starved to death.