Over-the-counter (OTC) topical skin care serums that contain GHK-Cu peptidesometimes referred to on the ingredients list as copper tripeptide-1 or copper tripeptide complexoften include more than just one peptide to ensure as many peptide skin benefits as possible, including stimulating fibroblasts to get busy making more collagen or blocking enzymes that cause collagen breakdown
Eat them fresh or in salads, smoothies, yogurt bowls, mocktails, and desserts
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These include systemic symptoms, such as fatigue, a deteriorated mood, and muscle and joint pain (246, 247)
These come in various forms, including capsules, powders, and liposomal formulations, which are designed to enhance absorption