ghk-cu peptide what is Neurogan Copper Hair & Scalp Serum – 2400mg, 4% Copper Peptides – Fast-Absorbing, Water-Based Formula for Hair Softness & Shine GHK-Cu - Peptide for Collagen,
Description
Common Protocol Errors and Solutions Not every patient who starts a GHK-Cu protocol sees the expected results by the expected time

[1] It is not recommended in people with angle-closure glaucoma or bowel obstruction

The difference comes down to how they work and what they target

For reference, 3% minoxidil the standard OTC strength was outperformed in the same study population
