Used as an antioxidant in foods, cosmetics, and pharmaceuticals to prevent oxidation and extend shelf life. It helps preserve fats and oils by inhibiting rancidity, maintaining flavor and color in processed foods such as meats, snacks, and baked goods. Commonly found in products containing edible oils, it is also used in skincare and haircare formulations to stabilize active ingredients sensitive to air and light. Often combined with other antioxidants like BHA or BHT for enhanced effect. Used in industrial applications to protect lubricants and biofuels from oxidative degradation.