Oxidative Stability of a New Peanut Butter Bite Product

Table 4

Rate of oxidation in ng/ml-week for TBARS values.

Antioxidant	Storage combination	Oxidation rate 0-1 weeks	Oxidation rate 1-2 weeks	Oxidation rate 2-5 weeks	Oxidation rate 5-23 weeks
0 ppm Vit E	Plastic 25 C	0.107	0.106	0.032	0.015
	Plastic 50 C	0.477	0.042	0.061	0.021
	Metallized 25 C	0.112	0.099	0.030	0.018
	Metallized 50 C	0.478	0.031	0.048	0.016
200 ppm Vit E	Plastic 25 C	0.065	0.106	0.027	0.017
	Plastic 50 C	0.256	0.040	0.049	0.020
	Metallized 25 C	0.066	0.081	0.030	0.019
	Metallized 50 C	0.240	0.045	0.054	0.022
500 ppm Vit E	Plastic 25 C	0.033	0.085	0.032	0.018
	Plastic 50 C	0.154	0.052	0.057	0.024
	Metallized 25 C	0.034	0.031	0.024	0.014
	Metallized 50 C	0.148	0.146	0.030	0.026
Range		0.033-0.478	0.031-0.146	0.027-0.061	0.015-0.026