Table 3: Concentrations and recoveries of MP and EP in urine of rats that received oral doses of MP and EP.

From: The estrogenicity of methylparaben and ethylparaben at doses close to the acceptable daily intake in immature Sprague-Dawley rats

ChemicalsDoses (mg/kg/day)Urinary concentration (ng/mL)Recovery (%)a
Control0MP (2.75 ± 2.95)/EP (ND)
MP0.8491 ± 73.05.10 ± 0.76
42750 ± 89.15.57 ± 0.48
2017,635 ± 55927.19 ± 2.18
EP0.8376 ± 67.13.92 ± 0.84
42051 ± 10984.10 ± 2.20
2011,906 ± 55844.79 ± 2.18
  1. aPercentage of doses recovered in urine.