Vitamins Mean ± SD
Vitamin E* 428.2 ± 38.9
Vitamin K 95.3 ± 11.1
β-carotene 303.7 ± 34.8
L-canavanine 3.2 ± 0.4
* - as α-tocopherol  
Table 5: Concentration of vitamin E, K, β-carotene and L-canavanine (mg kg-1) in APC from harvests of four subsequent years (2009-2012).