Chemical constituents WCF DCF BLF CPIA CPIB LPIA LPIB
Crude protein (N x 6.25) 22.30 26.73 43.57 75.00 76.00 97.02 96.80
Crude fat 2.10 2.30 9.75 Trace Trace Trace Trace
Crude fibre 4.10 1.02 12.45 Trace Trace 0.80 1.05
Total ash 3.77 3.87 3.16 2.63 2.30 1.26 1.08
Carbohydrate (by difference) 60.07 59.78 29.00 13.00 13.10 3.30 3.75
Means ± standard deviation of triplicate analysis.
WCF = Whole cowpea seed flour
DCF= Dehulled defatted cowpea seed flour
BLF = Bitter lupin seed flour
CPIA = Cowpea protein isolate by isoelectric point precipitation
CPIB = Cowpea protein isolate by micellization precipitation
LPIA =Lupin protein isolate by isoelectric point precipitation
LPIB = Lupin protein isolate by micellization precipitation
Table 1: Proximate composition of dehulled cowpea and Bitter lupin seed flour and protein isolates.