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Normally, the filled vials are placed on trays of the machine, then frozen at -40-60C to convert the product into ice
Rub the cream gently in clockwise circles several times and then press gently with the fingertip
However, lyophilized GHK-Cu is still susceptible to oxidation (particularly at the copper ion) and photodegradation
It is a tripeptide composed of just three amino acids: glycine, histidine, and lysine complexed with a copper(II) ion
Whey (also known as lactoserum) is a turbid pale yellow-green liquid formed after the casein in milk has been coagulated by the action of a protease enzyme or by acid treatment (Reference Brandelli, Daroit and Corra9)
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