Ensure you're not layering multiple copper peptide products
Peptides are a string of amino acids, smaller than a protein, that are produced naturally by our body
Using them twice daily when your skin only needs them once, or applying a high-concentration serum when a moderate one would suffice, can overwhelm your skin's ability to maintain its moisture barrier
NAC and glutathione share several important benefits, which is why they are often discussed together, particularly when it comes to longevity supplements
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Li Y, Kong D, Fu Y, Sussman MR, Wu H (2020) The effect of developmental and environmental factors on secondary metabolites in medicinal plants