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. 2023 Jun 9;45(8):6305–6322. doi: 10.1007/s10653-023-01551-6

Table 4.

Estimated daily intake (EDI), reference dose (RfD) (in mg/kg/day) and hazard index (HI) content for adults through ingesting the studied geophagic materials

As Cr Co Cu Pb Mn Ni Zn HI
DRI-01 0.001 0.328 0.013 0.005 0.00004 0.234 0.103 0.019 129
DRI-02 0.001 0.867 0.038 0.029 0.001 0.838 0.189 0.033 342
DRI-03 0.001 0.408 0.039 0.026 0.005 0.809 0.133 0.034 188
DRI-04 0.002 0.355 0.035 0.028 0.006 0.852 0.127 0.034 173
GAM-01 0.004 0.063 0.021 0.036 0.006 1.071 0.172 0.159 93
GAM-02 0.004 0.085 0.017 0.04 0.006 0.644 0.046 0.039 76
GAM-03 0.004 0.24 0.030 0.063 0.006 0.882 0.102 0.048 145
GAM-04 0.001 0.354 0.028 0.094 0.002 0.347 0.086 0.032 148
GAM-05 0.004 0.087 0.028 0.044 0.006 1.294 0.050 0.036 107
TAU-01 0.011 0.061 0.009 0.028 0.005 0.081 0.043 0.031 65
TAU-02 0.001 0.064 0.01 0.005 0.003 0.289 0.055 0.006 83
TAU-03 0.007 0.064 0.01 0.021 0.005 0.141 0.074 0.051 57
RfD 0.0003 0.003 0.01 0.02 0.004 0.024 0.02 0.3