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On the other hand, following ovulation, the increased activity of Cu/Zn-SOD during the early and mid-luteal phase supports corpus luteum function while its diminished activity during the regression phase is associated with luteolysis and cessation of corpus luteum function, ushering menstruation (127)

However, BPC 157 at low or high concentration did not cause any change of disc diameter as compared to control

Dey A, Dhadhal S, Maharjan R, et al

doi: 10.1080/19490976.2024.2431643 73 SunCZhangZSunYSunXJinYZhuJet al

If you choose to combine them, starting with lower concentrations of each makes sense until you understand how your scalp responds