Beta-carotene is a natural orange-yellow pigment that serves as both a coloring agent and a nutritional fortifier in food. This article, based on China GB 2760-2024, systematically introduces its basic properties, regulations, standards, physiological functions, and industrial applications. Beta-carotene is a fat-soluble powder, primarily prepared through synthesis, fermentation, and natural extraction. It is a precursor to vitamin A and possesses antioxidant and immune-enhancing properties. This substance can be used for coloring and nutritional fortification in various foods, including beverages, baked goods, and dairy products. With continuous innovation in related formulation technologies, beta-carotene is evolving from a traditional coloring agent to a nutritional and health-oriented product, showing broad application prospects. - Polifar