Little Guide for fundamental foods. There are many books in the trade in which the acid-base balance is reported. On this page you will also discover a YouTube video on fundamental foods and the corresponding way of living. The little pamphlet of Hedy Bircher-Rey describes in a few pages the essence of what you should think about when buying your diet and alkaline foods.
http://nachhaltig-schlank.de/basische-lebensmittel-zur-erhaltung-des-wunschgewichtes/