Hong Kong, the country with world's highest per capita meat consumption, also has world's highest IQ test score average and world's longest life span average.
Ranked by highest IQ first:
108 Hong Kong
101 Switzerland
100 Luxembourg
100 Austria
99 New Zealand
99 Canada
98 USA
98 Australia
98 Spain
98 Denmark
95 Israel
92 Ireland
91 Cyprus
89.8 World Average
87 Indonesia
84 Pakistan
82 India
Listed are just some countries among the 108 nations had official IQ score tests conducted on. Hong Kong has highest IQ score average and highest per capita meat consumption. Hong Kong's per capita meat consumption is 3.63 times higher than world average, 1.31 times higher than USA.
Hong Kong's IQ score is 18.2 points higher than world average, 10 points higher than USA's.
All of the countries with highest IQ scores also are countries with world's highest per capita meat consumptions. As we can see eating meat makes people smarter.
Reference:
National IQs calculated and validated for 108 nations, Gerhard Meisenberg University of Ulster, Coleraine, Northern Ireland, UK. (April 2010)