doi: 10.1007/s12070-023-04049-w, 158 PenneyJ.TsaiL
The synthesis constitutes a formal total synthesis, since the research groups only prepared the known intermediate cobyric acid, whose chemical conversion to vitamin B 12 was previously reported
Bussolino F, Di Renzo MF, Ziche M, Bocchietto E, Olivero M, Naldini L, et al
Increase the supply of glutathione
Reported side effects of injectable GHK-Cu include: Mild redness or irritation at the injection site Occasional bruising Mild nausea (rare) Temporary skin flushing Reported side effects of topical GHK-Cu include: Skin sensitivity or redness (usually mild and transient) Allergic reaction in individuals with copper sensitivity (rare) GHK-Cu doesn't affect hormone levels, blood sugar, blood pressure, or any major organ system function at therapeutic doses
Lin Ts T, Gao DY, Liu YC, et al