When it comes to ADHD and the internet, be very, very, very careful

I ran across this the other day, while looking up some nutritional advice on ADHD. It’s a very scientific paper, which means not terribly user-friendly, done as what we could call a honors thesis, for a BS in Wales. It gives a very good idea of the skepticism with which internet advice of all sorts about ADHD, but in this case specifically nutritional advice, should be evaluated: