ghk-cu immunogenicity topical vs injectable Peptide GHK-Cu Peptide Therapy: The Definitive
Description
It depends on what youre after

While topical products may be adequate for mild surface-level concerns, addressing established skin laxity with significant collagen and elastin loss typically requires the higher tissue concentrations achievable through injection

For your safety, it's crucial to always consult a healthcare provider before using any supplement

A supplement may be recommended if you have any concerns regarding your B vitamin status or any specific dietary requirements

Deficiency can develop gradually over years, as the liver stores significant amounts of B12typically enough to last 24 years
