Table 2. Nutritive and chemical contents of pomegranate peel

Item Pomegranate peel
Gross energy (kcal/kg) 4,478
Apparent metabolizable energy (AME, kcal/kg) 1,835
Nitrogen-corrected apparent metabolizable energy (AMEn, kcal/kg) 1,833
True metabolizable energy (TME, kcal/kg) 2,475
Nitrogen-corrected true metabolizable energy (TMEn, kcal/kg) 2,470
Dry matter (%) 91.66
Crude protein (%) 5.20
Crude fat (%) 1.42
Crude fiber (%) 17.96
Ash (%) 3.37
Nitrogen free extract (NFE) (%) 72.05
Lysine (%) 0.20
Methionine (%) 0.09
Threonine (%) 0.05
Arginine (%) 0.25
Total polyphenol content (mg gallic acid equivalents/g dry matter) 179.21
hydrolysable tannins (mg tannic acid/g dry matter) 203.12
Condensed tannins (mg cyaniding acid/g dry matter) 6.05