do i need to take zinc with ghk cu Peptides work better when the nutritional foundation supports them. GHK-Cu contains copper, so pairing it helps prevent an imbalance over time. On a GLP-1, protein, creatine, and vitamin D3 with Joint Support/Arthritis Contains:1 sterile vial x 238 mg/0.0084 oz. vials. SLU-PP-332 (CAS 303760‑60‑3) |
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