Y., Chu, S
Rothe, L
Published topical skin studies summarized by Schagen included one month of daily thigh application in 20 women, 12-week facial or eye-cream studies in 71 or 41 women, and a 12-week twice-daily Cu-GHK cream study in 67 women [2]
Huang JX, Li FY, Xiao W, Song ZX, Qian RY, Chen P et al
While you can get vitamin C from citrus and peppers, and your body can produce some glutathione from amino acids found in protein, modern lifestyle stressors often increase our body's demand for these antioxidants
The peptide has been studied extensively across various organ systems, demonstrating cytoprotective effects in the gastrointestinal tract, liver, pancreas, heart, blood vessels, muscle, tendon, ligament, bone, and nervous system