Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK-Cu Serum Is Changing What Customers Expect From Hair Care

While competitors fill bottles with 30 ingredients, customers using Neurogan's two-ingredient copper peptide serum are reporting visible hair changes and asking why no one did this sooner SAN DIEGO, April 28, 2026 /PRNewswire/ -- Neurogan Health set out to answer a simple question: how...