Cosmetic Stores: Topical GHK-Cu formulations are available at specialty beauty and wellness stores, generally as part of high-end skincare lines aimed at anti-aging and rejuvenation
In the real world, multifactorial discontinuations most commonly include (1) gastrointestinal adverse events during dose escalation (nausea, vomiting, and diarrhea) , all these common and decreasing with age
Thats why a deficiency (lack) of the enzyme can cause immune system impairment and an increased risk of infections and non-nutritional anemia ( G6PD deficiency is a manageable condition, and if a person is not exposed to triggers, they may never experience any symptoms
With that said, visit your doctor if you have symptoms of allergic reactions like difficulty breathing, hives, and swelling of the throat, tongue, lips, and face