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There were several limitations to this study that should be addressed

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Ingredients: Water, butylene glycol (1,3, butanediol), tocofersolan, hyaluronic acid, ethanol, caprylyl glycol, medium chain triglycerides, copper tripeptide-1 (GHK-Cu), highly purified phospholipids, natural mixed tocopherols, Psoralea corylifolia seed/leaf extract (Bakuchiol), Tetrahexyldecyl ascorbate, lavender essential oil, estriol, estradiol Other Ingredients: None