Elements

Sample value mg/g (Mean ± SD)

C. nitida

C. acuminata

G. kola

Ca

4.33 ± 1.41

1.66 ± 0.47

1.33 ± 0.00

Zn

0.69 ± 0.19

1.36 ± 0.27

0.39 ± 0.15

Fe

4.37 ± 0.53

2.75 ± 0.35

1.37 ± 0.17

Mg

11.48 ± 0.05

10.00 ± 0.23

10.73 ± 0.66

Cu

0.59 ± 0.08

0.65 ± 0.02

1.47 ± 0.35

Vit C (mg/100ml)

6.26 ± 0.46

0.53 ± 0.61

1.20 ± 0.61