Coffee & Social Impact / CSR De la caféine pour voir la vie en rose? (Caffeine to be in a good mood?) - Top Santé - According to German researchers, caffeine might increase the feeling to be in a good and positive mood. Consorzio E.S.E. feb 1, 2013 - Top Santé - According to German researchers, caffeine might increase the feeling to be in a good and positive mood. Coffee & Social Impact / CSR