True. But I eliminate foods out of necessity. Recently I stopped eating legumes as part of FODMAP diet and I see it makes a difference. I also suspect that we m

True. But I eliminate foods out of necessity. Recently I stopped eating legumes as part of FODMAP diet and I see it makes a difference. I also suspect that we may be eating too much variety. I like for instance Fukuoka's approach to diet http://criticality.org/four-types-diet-masanobu-fukuoka/ http://criticality.org/four-types-diet-masanobu-fukuoka/