Under-dilution creates overly concentrated solutions that may irritate injection sites
J Cosmet Dermatol 21(10):41334145 Jung YS, Lee JH, Bae JM, Lee DW, Kim GM (2017) Assessment of the efficacy and safety of a new complex skin cream in Asian women: a controlled clinical trial
Eur J Clin Nutr 76(4):588591 Hunt C, Chakravorty N, Annan G, Habibzadeh N, Schorah C (1994) The clinical effects of vitamin C supplementation in elderly hospitalised patients with acute respiratory infections
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They may be suitable for general metabolic support, daily supplementation, or individuals who prefer a portable and easy-to-measure form
What each ingredient does: The biology GHK-cu (copper tripeptide-1) GHK-Cu has one of the longer research pedigrees of any compound in this category