Gallic Acid Isobutyl Ester is widely used in the cosmetic and personal care industry as a stabilizing agent and antioxidant. It helps to prevent the degradation of products by inhibiting oxidation, thereby extending their shelf life. In skincare formulations, it is valued for its ability to protect the skin from free radical damage, contributing to anti-aging effects. Additionally, it is employed in the fragrance industry to enhance the longevity and stability of scents. Its antimicrobial properties also make it a useful ingredient in formulations aimed at reducing bacterial growth.