Figure 3. Photos of pork meat added with different tannin during storage at 4°C

From

Effects of Sorghum Grain Tannin Addition in Refrigerated Pork Meat against Lipid Oxidation

Lei Zang, Xinping Jin, Xiaopei Liu, Dongdong Wang, Ying Xu, Shanshan Li, Nan Xue, Rongrong Liang, Huawen Zhang, Hailian Wang, Shubing Liu, Yuye Wu

Journal of Food and Nutrition Research. 2023, 11(7), 483-490 doi:10.12691/jfnr-11-7-4