Vegetable

Pb

Cd

Ni

Hg

Fluted pumpkin (Telfaria occidetalis)

0.0035

0.0015

0.0041

Nil

Scent leaf (Ocimum gratissimum)

0.0054

0.0021

0.0030

Nil

Gnetum africana

Nil

0.0010

0.0022

Nil

Black pepper leaf (Piper guinenese)

0.0085

0.0023

0.0078

Nil

Green leaf (Amaranthus viridis)

0.0099

0.0017

0.0080

Nil

Waterleaf (Taliun triangulare)

0.0058

0.0007

0.0036

Nil

Bitterleaf (Vernonia amygdalina)

0.0022

0.0008

Nil

Nil

Gangronema latifolium

0.0078

0.0019

0.0061

0.0001

Garden egg leaf (Solanum melongena)

0.0049

0.0022

0.0041

0.0002

Curry leaf (Murraya koenigii)

0.0024

0.0014

0.0020

Nil

Abelmolschus esculentus

Nil

0.0007

0.0005

Nil

Cucumber (Cucumis sativus)

Nil

Nil

0.005

Nil

White camwood (Pterocarpus mildbreadii)

Nil

Nil

0.0062

Nil

Nil = 0.
Table 4: Daily intake (g/person/day) of heavy metals DIM through consumption of contaminated vegetables.