If precision at low doses is your priority, 5 mg/ml has a genuine advantage over higher concentrations
Interestingly, CBS is upregulated by transcription factors such as nuclear factor erythroid 2-related factor 2 (NRF2) 17 , SP1/3 18 , and NFY 18 and its upregulation confers resistance against ferroptosis in ovarian cancer cells 17
Steady absorption: While absorption may be slower than an injection, the nasal route may offer a gentler uptake which can be preferable when youre simply aiming for improved sleep quality rather than a strong acute effect
Leuzy A, Heurling K, Ashton NJ, Schll M, Zimmer ER
GHK-Cu essentially acts as a signal to your cells to behave in a more youthful pattern, promoting repair and renewal processes that naturally slow with age
Absorption can also be inhibited by poorly functioning kidneys, cigarette smoke, nitrous oxide used for anaesthesia, heating food in a microwave or cooker and some medications, including Metformin (for diabetes), anticonvulsants and proton pump inhibitors (PPIs)