N2-Acetyl-L-arginyl-6-aminohexanoyl-L-alanine is a bioactive peptide with anti-aging properties that is used in cosmetics. It strengthens the skin's natural defense mechanisms, maintaining the intrinsic balance of healthy skin and stimulating the generation of the first line of defense between the skin and the environment. This peptide is effective in reducing the risk of infections caused by external factors such as acne, and it contributes to controlling oil production and combating acne. Overall, it is recognized for its ability to reinforce skin's immunity and protect against skin damage.