In 2008, Riccò rode the Giro d'Italia as team leader, and impressed in the mountains, taking two stage victories, the young rider's classification, and was 2nd overall in the general classification, 1:57 behind winner Alberto Contador. It was suspected that Riccò's performance was not clean. Doping expert Michel Audran has stated that CERA was in use by some riders in the 2008 Giro CERA is the supposedly untraceable third generation EPO used by Riccò in the Tour de France weeks later.