Many vitamin deficiencies are a result of poor diet
Jang S, Chapa-Dubocq XR, Tyurina YY, St Croix CM, Kapralov AA, Tyurin VA, et al
Known for its extensively researched protective and regenerative properties, GHK-Cu has been shown to accelerate wound healing and skin repair by stimulating the synthesis and breakdown of collagen, glycosaminoglycans, and other extracellular matrix components
Importantly, transcription factors in the main regulatory and auxiliary loops control many downstream circadian clock-related genes and affect a variety of biological activities such as sleep/wake cycle, eating pattern, energy consumption, and glucose metabolism (Takahashi et al., 2008