That's nonsense. Your body produces all the enzymes it requires and pasteurized milk does not kill the lactase in your gut. Or, are you trying to claim that cow's milk contains both lactose and lactase? Good grief.
Avoid the crap they pawn off as substitutes for babies. All generally bad, especially the soy based products.
So if a baby or toddler is unable to consume cow's milk, they should just avoid milk altogether? Even though soy is an excellent source of protein and the fact that soy milk has been used successfully in Asian countries for centuries?
He claims there is no fructose in sucrose, so don’t expect much in the way of science from him.