what does ghk cu serum do Copper Peptide with Niacinamide, Hyaluronic Acid and Mushroom Extract GHK-CU Copper Peptide, Face Serum,
Description
Hormones and endocrine-disrupting chemicals: low-dose effects and nonmonotonic dose responses

Findings suggest that the peptide may support vascular adaptation by encouraging the development of new microvascular networks, a process that can improve perfusion in tissues exposed to reduced blood supply

The Role of Thyroid Hormones Thyroid hormones, primarily thyroxine (T4) and triiodothyronine (T3), play a critical role in the bodys metabolism, growth, and development

doi: 10.3389/fphar.2025.1570922

So if you have a mostly plant-based diet, check food labels and pick grain products that are fortified with B-12
