I don't think many medical scientists support any functional medicine practice. I have no doubt much of the medical industry is extremely corrupt, but I have a hard time believing nearly all medical scientists are working against peoples best interests.
The two people you mentioned seem to be regarded negatively by the scientific community.
Dr. Mark Hyman
> He was the editor-in-chief of, and is a contributing editor to, Alternative Therapies in Health and Medicine.
Looking at that journal it's definitely filled with crank nonsense.
And Dr. Gundry I assume is Steven Gundry, who is best known for false claims about lectins.