However, in the following period deterioration of these compounds in both samples occurred at a similar rate, and when compared to 0 weeks, it amounted to 98%. Piasecka, Uczciwek, Klewicki,
Konopacka, and Mieszczakowska-Fra˛c (2013) also discovered that the main anthocyanin in sour cherries (Cy-3-GR) and Cy-3-R were unstable, and after 3 and 6 months simulated storage their content decreased by 81% and 98%, respectively