Pros: Research on AHK-Cu is specifically focused on hair follicle stimulation Same clean 5-ingredient formula as the GHK-Cu Hair Tonic Paired with 1% Acetyl Tetrapeptide-3 for a targeted two-peptide hair formula Lets you compare both copper peptide forms (GHK-Cu vs AHK-Cu) for your own hair No minoxidil side effects, no filler ingredients Cons: Narrower research base than GHK-Cu, which has decades of published studies across skin and hair Hair-only formulation (not suitable for skin, unlike GHK-Cu which covers both) Higher price point than the GHK-Cu Hair Tonic ($119.99 vs $79.99 / 30mL) GHK-Cu remains the recommended starting point for most users Explore the PLU AHK-Cu Hair Tonic if you want a copper peptide built specifically around hair follicle research
N-terminal acetylation of antimicrobial peptide L163 improves its stability against protease degradation
Originally investigated as a potential treatment for Alzheimers disease, Dihexa demonstrates potent ability to enhance synaptic connections and promote neuronal survival through modulation of hepatocyte growth factor (HGF) and its receptor c-Met, which play crucial roles in brain development and neuronal health
Cagrilintide is a synthetic, long-acting amylin analog peptide developed by Novo Nordisk as a potential treatment for obesity and related metabolic conditions
There are no subscription options if you purchase directly, but the company also sells some products on Amazon, meaning you can subscribe there and save 5% on recurring orders (if youre a Prime member and the item you want is available)
Retatrutide at doses of 4 mg or higher significantly reduced fasting insulin (by 37% to 71%), HOMA2-IR (a measure of insulin resistance, reduced by 36% to 69%), and increased adiponectin (by 30% to 99%)
