Burini G, Damiani P, Avellini P
S TA NU. 1975 Sep-Dec;5(5-6):313-14.
By fluorometric investigation on 42 commercial samples of alimentary pastes, it was established that unlawful custom of colouring these food products with riboflavin is no more performed; in fact, the riboflavin content of the sample examined by use was rather uniform and of the same order of that naturally occurring in these products.