My Opinion: increasing the risk of colon cancer to lower a number that is already too low don't make a whole lot of sense.
I would suggest he do a search on what bile acids and salts do and then once he understands why their needed and their function. Do a search on welchol and find out how this messes things up. He might be suprised.
Then come back and read this. In fact I suggest anyone who is told to take statins to read this also!!!!
It's a PDF file!
http://home.earthlink.net/~mbabco/statin.pdf
To steal ideas from one person is plagiarism. To steal from many is
research!