Food additives Europe numbers: E908
Rice bran wax is a natural food excipient derived from the bran layer of rice kernels. It finds various applications in food processing due to its functional properties. Here's a breakdown of its benefits and uses:
Properties of Rice Bran Wax:
- Natural origin: Rice bran wax is obtained through a process of dehulling, milling, and solvent extraction from rice bran oil.
- Appearance: It's a yellowish or white solid with a mild odor and a slightly greasy feel.
Functions of Rice Bran Wax in Food:
- Coating agent: Similar to other waxes, rice bran wax can be used as a coating agent for various food products. Here's how it helps:
- Preserves freshness: It can create a thin, protective layer that helps minimize moisture loss and extend the shelf life of certain fruits, vegetables, and cheese.
- Controls gloss: Rice bran wax can provide a desired level of gloss or shine to the surface of coated foods.
- Mold release agent: In some cases, rice bran wax functions as a mold release agent in specific food manufacturing processes, enabling easier removal of products from molds.
- Chocolate tempering (indirectly): Rice bran wax shortening, a combination of rice bran oil and rice bran wax, can be used in chocolate production. It aids in the tempering process, which helps achieve a smooth texture and glossy finish in chocolate.
Safety and Regulations:
- Generally recognized as safe (GRAS): Regulatory bodies like the US FDA consider rice bran wax generally recognized as safe (GRAS) for use in food products at permitted levels.
- Dietary considerations: The amount of rice bran wax typically used in food coatings is minimal and not a significant source of calories or nutrients.
Advantages of Rice Bran Wax:
- Natural source: Compared to some petroleum-derived waxes, rice bran wax offers a natural alternative for food applications.
- Biodegradable: Rice bran wax is considered biodegradable, meaning it decomposes naturally by microorganisms, reducing environmental impact.