Figure 4 : Reduction capbility of standards and different extracts of leaves of three vareities Ficus deltoidea from ferric(III) to ferric (II), FDT1M and FDT2M (methanol extracts of F. D. var. terengganuensis sample 1 and 2); FDT1W and FDT2W (aqueous extracts of F. D. var. terengganuensis sample 1 and 2); FDAM (F. D. var. Angustifolia methanol extract); FDAW (F. D. var. Angustifolia aqueous extract); FDDM (F. D. var. Deltoidea methanol extract). FDDW (F. D. var. Deltoidea aqueous extract; Allo (allopurinol); BHA (butylated hydroxylanisole); Ac. acid (ascorbic acid); * and ô (significant difference of samples as compared to GA (P<0.05).