An anti-caking or flow agent is provided herein. The anti-caking or flow agent may include a bamboo extract that may include silica and carbohydrate. The bamboo extract may have a loose density (g/ml) of from about 0.14 g/ml to about 0.18 g/ml or a tapped density (g/ml) of from about 0.18 g/ml to about 0.22 g/ml. The bamboo extract may also include particles of the silica and the carbohydrate, wherein the particles have a size (Dv50) of from about 35 μm to about 55 μm. This anti-caking or flow agent may facilitate the manufacture, packaging, or storage of dry powdered food ingredients and food products such as spices, flavorings, and powdered food mixes as well as pharmaceuticals and nutraceuticals.