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Quick Answer GHK-Cu is a copper-binding tripeptide that acts as a powerful regenerative signal telling your skin to build collagen and elastin, heal faster, calm inflammation, and support fuller hair
Because they're patented properties, it's unclear how these branded forms can withstand the digestive environment, but both have demonstrated their potential to do so in clinical studies
Many conventional oral glutathione supplements are poorly absorbed due to enzymatic degradation in the digestive tract, limiting their effectiveness