Johnson's daily dark chocolate intake is 100% cocoa content, tested for heavy metals, selected for highest polyphenol count, and represents a five-level stack of optimization: level 1 is 'chocolate is good'; level 2 is 'dark chocolate is good'; level 3 is 'dark chocolate un-dutched is good'; level 4 is 'dark chocolate un-dutched without heavy metals is good'; level 5 is 'dark chocolate un-dutched non-heavy metals with highest polyphenol count.'