&gt; So, the study demonstrated that relatively high doses of MSG given straight to people causes a scattering of inconsistent reactions, but that MSG in food does nothing.<p>There were 2 subjects in protocol D where food was used. In the steps between A and B 50% of relevant participants were eliminated. IN the steps between B and C 1&#x2F;3 of the relevant participants were elminated.<p>The study did not demonstrate that MSG in food does nothing, they just failed to observe an effect on two participants.<p>The study did demonstrate that MSG can have an effect but that the effect is not consistent. To me that gives even more reason to view a failure to observe an effect in two participants as inconclusive.