There's also non-medical health criteria (like someone who believes that something is bad for them or their family even if a doctor doesn't agree, such as just refusing factory food on grounds you don't know wht's in it), and even legal criteria (if you are under some obligation to buy only certain types of things, which is usually the case if you are buying for a company or some organization), and probably more... we need some user story attempts here: vignettes that describe how Consumerium would really be used in practice to guide certain decisions.