High doses of vitamin B12 can lower potassium levels, which may stress cardiac function
compared to GHK-Cu, AHK-Cu has shown differential angiogenic activity profiles in some experimental systems Skin extracellular matrix Investigated for effects on collagen, fibronectin, and laminin expression in fibroblast cultures
Tesofensine side effects can include dry mouth, difficulty sleeping, anxious feelings, increased blood pressure, and serotonin syndrome (if combined with antidepressant medication.) Who should NOT use Tesofensine
GHK-Cu increases collagen and elastin synthesis, improving skin density-a property that makes it valuable in research on aging, skin elasticity, and the reduction in the appearance of wrinkles
They also require a trip to the doctor's office or clinic, which can be inconvenient for some people