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GHK-Cu Regulatory Status GHK-Cu occupies a unique dual-category position in US regulation: Cosmetic-grade GHK-Cu permitted as a cosmetic ingredient in skincare products at controlled concentrations Research-grade GHK-Cu sold under research-use-only labeling for in-vitro and animal research Not FDA-approved as a drug no pharmaceutical approval for systemic therapeutic use Not WADA-prohibited unlike some peptides, GHK-Cu is not on the WADA Prohibited List as of current updates Not DEA-scheduled no controlled substance status For the complete legal framework around research peptides, see our detailed guide on are peptides illegal
Bodybuilding & Muscle Recovery Bodybuilding Epitalon has gained attention in the fitness industry due to its role in tissue regeneration and muscle recovery
Sikiri P, Petek M, Ruman R, Seiwerth S, et al
Brand: Integrative Peptides Category: Vitamins & Supplements Product Code: tb4-frag-ITP Servings per Container: 60 TB4-FRAG TB4-FRAG is a next-generation peptide supplement featuring the Thymosin Beta 4 Active Fragment (Ac-SDKP) a small, naturally optimized peptide designed for efficient absorption and broad systemic support.* Formulated for bioavailability and stability, each capsule delivers the active Ac-SDKP peptide in a delayed-release vegetarian capsule to help support healthy cellular and immune balance.* Manufactured in the USA, free from gluten, dairy, soy, and magnesium stearate
