Around 40 nutrients are considered in detail in this report from the Committee on Medical Aspects of Food Policy (COMA). Sources include much published information contributions from independent exper...
AdvantagesThey are cheap
DisadvantagesNone for me
Advantagescheap, thin, less packaging
Disadvantagesa bit harder to write on, won't hold up well if you try to wash them out.
AdvantagesGreat food bags