Hierarchy of Evidence: Level C (Human observational cohort data for age-related decline) and Level B(Human RCTs for topical dermatological regeneration)
2.2 Neurotoxic mechanisms METH induces neurotoxicity via a combination of oxidative stress, mitochondrial dysfunction, excitotoxicity, and neuroinflammation
Enter the labelled vial amount (often shown in mg)
Photoaged Skin Trial Leyden et al., Cosmetic Dermatology / cited in Pickart 2015 Leyden and colleagues conducted a 12-week, vehicle-controlled trial of topical GHK-Cu cream in 71 women with photoaged facial skin
This helps the spray reach the upper nasal cavity Spray : Insert the nozzle into one nostril
Complete week-by-week combined protocol The following protocol represents a conservative approach to introducing both compounds, designed to minimize GI side effects while building toward full therapeutic doses