This apparent discrepancy is not uncommon for this type of compound as similar results have been previously reported for ellagic acid, which displays 100 fold higher potency against parasites than against the purified GST enzyme, with a Ki of 74 M in an enzyme assay but an EC 50 of 0.8 M in antiparasitic assays (Sturm et al., 2009)
If you are weighing B12 injections against oral supplements, the right choice depends less on which method is "stronger" and more on your body, your diet, and whether you actually have a deficiency
Some related chemicals may be legal, but once inside the body they convert into GHB and carry similar risks
The immune system relies heavily on a precise redox balance to function correctly
76:268272 Gulshan K, Rovinsky SA, Coleman ST, Moye-Rowley WS (2005) Oxidant-specific folding of Yap1p regulates both transcriptional activation and nuclear localization