Table 5. Ferric reducing antioxidant power of broiler breast meat during freezing storage at −18°C for 180 days

Storage days	Ferric reducing antioxidant power (μmol/Fe^2+.g meat)
Storage days	T₁	T₂	T₃	T₄	T₅	T₆
0	541±1.5^W	651.3±0.5^L-O	663±1^F-H	663±1^F-H	675.67±0.5^BC	682.6±1.5^A
30	539±1^WX	645±1^P-R	662±0.5^G-I	662±1^G-I	672±1^CD	679.3±0.5^AB
60	537±0.5^W-Y	641±1^Q-T	660±0.5^GH	660±0.5^G-J	669±0.05^DE	676.6±1.1^A-C
90	535±1^X-Z	639±0.5^R-T	655±1^J-M	655±2^J-M	665±1.5^E-G	674±1.5^B-D
120	532±1^Y-a	635±2^T-V	653±2^K-M	652±0.5^K-N	665±1^E-G	671.6±3.2^C-D
150	529.6±1.5^Z-a	633±2.6^UV	660±2.5^G-J	660±2.6^G-J	660±2.6^G-J	669±4.3^D-F
180	527±1^a	630.6±1.5^V	653±4.3^K-M	653.6±3.7^K-M	653.6±1.5^K-M	665.3±2^E-G

T₁, basal feed (control); T₂, 50 mg bioactive peptides/kg of feed; T₃, 100 mg bioactive peptides/kg of feed; T₄, 150 mg bioactive peptides/kg of feed; T₅, 200 mg bioactive peptides/kg of feed, T₆, 250 mg bioactive peptides/kg of feed.
Mean values with different superscripts differ significantly.
All values expressed as mean±SD (n=3).