Metal Sweet Basil
(Ocimum basilicum)
Black Basil
(Ocimum sanctum)
Dwarf Basil
(Ocimum minumum)
Flower Leaf Flower Leaf Flower Leaf
As 0.17 2.1 0.15 1.8 0.12 1.2
Cr 20.3 21.4 10.7 24.4 9.4 7.8
Mn 100 192 21.4 267 30.8 124
Ni 11.9 18.6 2.7 13.2 2.4 5.7
Cu 23.7 29.2 18.7 21.4 7.4 15.1
Zn 28.8 34.2 18.7 28.2 7.6 11.8
Hg 0.17 2.1 0.20 2.0 0.21 1.2
Pb 15.3 18.5 7.5 9.4 5.3 8.0
Table 1: Metal contents in various parts of basil mg kg-1 dry weight.