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Once the copper is released from the GHK complex inside skin cells, it is used locally by copper-dependent enzymes like superoxide dismutase and lysyl oxidase
The supporting cast includes a stable vitamin C derivative, niacinamide, polyglutamic acid, Sphingomonas ferment, gluconolactone PHA, and cysteine and glycine (the two amino acids the body uses to make glutathione naturally)
PD and several related neurodegenerative disorders can also been considered as proteinopathies, in which the core neurodegeneration of nigrostriatal dopaminergic neurons in PD is also associated with a more widespread cellular deposition of alpha-synuclein 8
Hausheer, F
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