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Jun Yin, an endocrinologist at the Pennington Biomedical Research Center, conducted a pilot study showing that Berberine significantly reduced hemoglobin A1c, fasting blood glucose, and lipid levels, with efficacy comparable to metformin
The peak-to-trough ratio at steady state was 1.17, meaning the highest concentration (measured 1 to 3 days post-injection) was only 17% higher than the lowest concentration (measured on day 7, just before the next injection)
A GHK-Cu peptide serum fits naturally into this type of routine because it typically has a gentle formulation profile while still being associated with advanced skincare science
This is impractical for most people
FDA approval is projected for 2027 at the earliest
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