Evidence summarized by Peptide Sciences notes that copper(II) ions can inhibit type 1 5--reductase activity by up to ~90% in vitro (half-maximal inhibition at ~0.12 g/mL Cu), with substantially less effect on type 2 suggesting follicle-localized DHT suppression without system-wide androgen blockade
How we handle uncertainty Where the evidence is limited to cell cultures or animals, we say so in the study entry rather than implying a human result
The angiogenesis promoting effect raises theoretical concerns for individuals with cancer history or active malignancy
As a powerful antioxidant, it helps protect skin cells from damage that causes aging
That's the idea behind Limitless Index
We often turn to exotic or rare herbal extracts for this, such as Spermidine or Ashwagandha, as these supplements are supported to promote anti-ageing, health and well-being