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Burlingame, CA) or biotin-conjugated anti-rat IgG antibody (F4/80: Vector Laboratories) in 0.1 M PBS at 22 2 C for 30 min
If you're unsure how to do this, check out our video on adding a serum booster to lotion, cream, or serum
and pass a contact-less temperature check
Research has also noted improvements in skin moisture and elasticity
Important formulation note: When using topical GHK-Cu products, avoid combining them in the same application session with strong vitamin C, retinol, or alpha hydroxy acids these can interact with copper peptides and reduce their effectiveness or cause irritation
No direct effect
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