Why Delivery Matters More Than You Think One reason topical GHK-Cu efficacy varies so much between users is that the peptide struggles to penetrate intact skin
Factors such as chronic stress, poor diet, environmental toxins, excessive alcohol consumption, and certain medications can accelerate this decline
Recovery from workouts takes twice as long, and brain fog is becoming your new normal
Collagen and elastin, the proteins responsible for skin tone and firmness, require synthesis stimulation that the body may not provide at an adequate rate on its own, particularly when caloric intake is suppressed
Role in the body: It has been linked to the regulation of sleep cycles, modulation of stress hormones like cortisol, and even influence over pituitary hormone release (such as LH and GH)