The reasons: Receptor sensitivity: While GHK-Cu doesn't appear to cause receptor downregulation the way some peptides do, cycling is a general precaution to maintain responsiveness and avoid adaptations that might blunt benefits
Start with every other day if you have sensitive skin, then gradually increase frequency as your skin adjusts to the active ingredients
What you need to do: Alternate drinks: sip a drink containing electrolyte formula between alcoholic beverages to slow intake and mitigate diuresis 40
In real-world tolerance tests, a repeat-insult patch test on an eye lotion with 0.2% Centella extract showed no irritation or allergic contact dermatitis in 54 subjects
It has high antioxidant activity, clearing free radicals, regulating immunity, improving resistance, wrinkling anti-aging, treating cancer, preventing adverse effects of radiation and so on
(1) Hospira brand 30ml bottle of bacteriostatic water