Magnesium stearate is the magnesium salt of stearic acid, appearing as a fine white powder. It is widely used as a lubricant, anti-adherent, and flow agent in pharmaceuticals, nutraceuticals, food, and cosmetic formulations. This grade complies with NF (National Formulary) and FG (Food Grade) standards, with “D” indicating a specific high-purity grade suitable for direct compression applications. It enhances manufacturability by preventing sticking to equipment and ensuring consistent product quality.