What science exists for GHK-Cu is all rather positive (a 2018 analysis of the science concluded the peptides actions appear to be health positive, saying it boosts collagen, improves tissue repair and has powerful cell-protective actions, including multiple anti-cancer and anti-inflammatory actions)
As such, thousands of people have joined a group lawsuit against Zepbound and other GLP-1 manufacturers
They include: Anabolic steroids, which people take to help build muscle or be better at sports Growth hormones, insulin and other related peptides Weight-loss drugs Sildenafil, Viagra, and other drugs used for erectile dysfunction Modafinil, nootropics and other drugs people take to keep themselves awake and alert Skin and hair drugs such as melanotan, an artificial hormone used for tanning The risks and side effects of IPEDs The impact IPEDs will vary for each person and for each drug
Each of these alternatives offers a different approach to achieving lighter skin and should be selected based on individual skin types, conditions, and desired outcomes