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What happens during treatment

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The GHK-Cu copper peptides act as a vital signaling mechanism to enhance skin density and firmness, while the advanced SNAP-8 octapeptide specifically targets expression lines, helping to relax the appearance of deep-seated wrinkles for a smoother, more refined surface

(1) D Schneider-Helmert (1981) Effects of delta-sleep-inducing peptide on 24-hour sleep-wake behaviour in severe chronic insomnia European Neurology, 1987, Volume 27 (Issue 2), Pages 120-9