Another wise man (me) also said "The mind is like a parachute - if you don't have it repacked every 6 months, you'll be knackered when you go to use it....."
There is no money in it for the food 'industry' nor the phamaceuticals . IMHO there are many vested interests at stake if suddenly the market for meds shrinks ( along with our waistlines) and the cornies stay on the shelf.