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. 2022 Mar 1;33(5):787–793. doi: 10.1038/s41370-022-00418-9

Table 2.

Children’s estimated exposures to FD&C Red No. 40 and FD&C Blue No. 1 synthetic color additives from recommended daily dosages of five brands of cold/cough/allergy syrups.

FD&C Red No. 40 average exposure estimate (mg/kg/day)a FD&C Blue No. 1 average exposure estimate (mg/kg/day)a
1 dose/day 6 doses/day 1 dose/day 6 doses/day
Brand 1, Grape
  6–11 years 0.007 0.040 0.001 0.007
  12–16 years 0.007 0.044 0.001 0.007
Brand 2, Cherry
  6–11 years 0.001 0.006 ND ND
  12–16 years 0.001 0.007 ND ND
Brand 3, Grape
  6–<12 years 0.010 0.062 0.002 0.011
  12–16 years 0.012 0.070 0.002 0.012
Brand 4, Very Berry
  6–<12 years 0.015 0.088 0.00004 0.0003
  12–16 years 0.016 0.098 0.00005 0.0003
Brand 5, Grape
  4–6 years 0.028 0.169 0.004 0.022
  6–<12 years 0.033 0.198 0.004 0.026
  12–16 years 0.037 0.221 0.005 0.029

FD&C Food, Drug, and Cosmetic, ND non-detect, meaning the color additive is neither listed nor found in the product.

aExposures are calculated as mg of color additive per kg of body weight per day (mg/kg/day). Body weights are age-specific median US Environmental Protection Agency reference body weights. Average exposure estimates are based on the average color additive concentration across three different lot numbers of the product.