what is the best time to take ghk cu Copper peptide questions we get asked all 👀, How often should you use it? Do you need avoid the sun?, If you’re new, start once daily (evenings are great), then build up if your skin’s GHK-Cu Dosage and Protocol: A

Multiple endocrine neoplasia type 2 (MEN-2)

O.M., Dipl

Concentration(s) Common formulations:- **PT-141 Injectable:** 10 mg/mL reconstituted solution- **Sermorelin Injectable:** 3 mg/mL, 6 mg/mL, 9 mg/mL- **GHK-Cu Topical:** 0.1% 3%- **NAD+ Injectable:** 100 mg/mL 500 mg/mL- **Oral Troche (PT-141, Sermorelin, NAD+):** 0.5-2 mg per dose Maximum Dosage (Day, Wk) Recommended maximum doses:- **PT-141:** 1.75 mg subcutaneous per dose, max 2 doses per week- **Sermorelin:** 200-500 mcg subcutaneous per dose, daily- **GHK-Cu:** Apply 1-2 times daily- **NAD+:** 50-500 mg subcutaneous per dose, 1-3x per week Contraindications Pregnancy, breastfeeding, active cancer, history of pituitary tumors, cardiovascular disease (for PT-141), history of melanoma (for GHK-Cu), uncontrolled hypertension, or hypersensitivity to any of the compounds

Key Features Cosmetic peptide for professional formulation development Manufactured in Germany under controlled quality standards Analytical QC support by HPLC and mass spectrometry Available for custom purity, quantity and documentation requirements Suitable for research and industrial B2B use only Applications Cosmetic formulation development Peptide-based skincare innovation Active ingredient evaluation Anti-aging research concepts Laboratory and professional research workflows Quality & Manufacturing Serox GmbH supports GHK-Cu projects with controlled peptide manufacturing, batch-specific analytical review and direct technical communication