Consumption of a dark roast coffee blend reduces DNA damage in humans
"Funding<p>This study has been supported by Tchibo GmbH, Hamburg, Germany."<p>Tchibo is a German chain of coffee retailers and cafés known for its range of non-coffee products that change weekly.<p><a href="https://en.wikipedia.org/wiki/Tchibo" rel="nofollow">https://en.wikipedia.org/wiki/Tchibo</a><p>Number of locations
700 shops (Germany)
300 (rest of world)<p>They might want to make some in-store claims about Dark Roast...