Sample ID Ingredients Ethoxyquin Irradiation Paprika 1 Paprika, SiO2 Yes No Paprika 2 Paprika, SiO2 No No Paprika 3 Paprika, SiO2 Yes Yes Paprika 4 Paprika, SiO2 Yes No Paprika 5 Paprika, SiO2 Yes No Paprika 6 Paprika, SiO2 No No Paprika 7 Paprika, SiO2 Yes No Pepper 1 Paprika, ground red pepper, SiO2 Yes No Pepper 2 Paprika, ground red pepper, SiO2 Yes Yes Pepper 3 Paprika, ground red pepper, SiO2 Yes No Powder 1 Paprika, ground red pepper, spice blend, SiO2 Yes No Powder 2 Paprika, ground red pepper, spice blend, SiO2 No No

Table 1: Ingredients in paprika, chili pepper and chili powder blends used in shelf life study.