ghk - cu peptide GHK-Cu Copper Supplement, Anti-Aging & Hair Growth Support, Improves Skin Elasticity & Firmness, Thicker, Fuller Hair, Easy Absorption, Precisely Dosed, 90 Vegan Capsules : Health & Household GHK-Cu 50mg – High-Purity Laboratory-Verified

This is highly speculative because: Oral bioavailability differs between species Route of administration affects systemic exposure Species differences in peptide metabolism and clearance are unknown Current Practice Patterns Current practice patterns from unregulated sources typically involve: Subcutaneous injection: 0.25-0.5 mg once or twice daily, administered near injection sites for localized effects or abdominally for systemic distribution

Khavinson VKh, Morozov VG

A 10 mg vial reconstituted with bacteriostatic water yields about 5 mg/mL

They do not establish how an oral capsule, subcutaneous injection, nasal product, or transdermal formulation would perform