Citrus fruits, bell peppers, and berries are high in vitamin C and can help you produce more glutathione
Users maintaining excellent sun protection, adequate moisturization, healthy diet supporting collagen synthesis (adequate protein, vitamin C, copper from foods), sufficient sleep, stress management, and avoidance of collagen-damaging habits (smoking, excessive alcohol) preserve treatment gains better than users with suboptimal skincare and lifestyle creating ongoing skin stress overwhelming GHK-Cu induced improvements
For example, it converts toxic ammonia into urea, which is excreted in the urine
L-Carnitine may interact with certain medications
Timing questions and current evidence limits Question Morning or evening
Non-GMO Dosage and use: Take one capsule one to three times daily with or without food, or as recommended by a healthcare practitioner