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After about 2 to 3 months, youll typically notice the best results with visibly fuller and stronger hair growth." Esther Bodde - Cosmetic & Medical Doctor (MD) Copper Peptide Hair Growth Serum (GHK-Cu & AHK-Cu) Frequently asked Questions Is quality verified through third-party clinical testing
A 2016 study published in Nature Scientific Reports showed GHK-Cu produced no cytotoxicity to human keratinocytes at concentrations up to 5,800 micromolar over 72 hours and did not induce inflammatory biomarkers unlike other copper compounds
The kind of incremental, trackable change she'd describe as worth continuing
Fatigue or lethargy: A minority of users experience tiredness, sometimes related to altered sleep patterns during the adjustment period
In addition, spermidine has been shown to reduce the accumulation of ROS and enhance the activity of antioxidant enzymes such as SOD and catalase, thereby mitigating oxidative damage at the cellular level (Reference Jeong, Cha and Han21)
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