Importantly, MB levels of parabens and benzophenones were found to be lower than those measured in PB serum (Matsumoto et al., 2007), providing evidence for a blooduterine barrier: a physical and/or metabolic partition that may restrict certain compounds from reaching the endometrium, potentially via glucuronidation-mediated metabolism and increased excretion of endocrine-disrupting chemicals
Ibel H, Endres W, Hadorn HB, Deufel T, Paetzke I, Duran M, Kennaway NG, Gibson KM
Eur Rev Med Pharm Sci
If the test cannot be completed temporarily, it can be stored at-80
However, the most convincing results about the effect of ascorbate on human health can be obtained from clinical studies (Halliwell 2018)