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How is rice protein powder made?

Rice protein powder is typically made from brown rice, although white rice can also be used. The process of making rice protein powder typically involves the following steps:

  1. Rice grain selection: The first step is to select high-quality rice grains that are free from contaminants and impurities.
  2. Grinding and milling: The rice grains are then ground into a fine powder. This process is typically done using a hammer mill or roller mill.
  3. Solubilization: The rice powder is then solubilized, or dissolved, in an alkaline solution. This helps to break down the protein in the rice into smaller peptides, making it easier to extract.
  4. Neutralization: The alkaline solution is then neutralized to a pH of 7, which helps to preserve the integrity of the protein.
  5. Protein extraction: The protein is then extracted from the neutralized solution using various techniques, such as ion exchange, ultrafiltration, or precipitation. This results in a concentrated protein powder.
  6. Drying: The concentrated protein powder is then dried using various techniques, such as spray drying or drum drying, to remove any remaining moisture.
  7. Packaging: The final step is to package the rice protein powder in airtight containers to preserve its quality and prevent contamination.

It's important to note that the process of making rice protein powder can vary depending on the specific brand and product, as well as the type of rice used and the methods of extraction and processing. Some rice protein powders may also contain additional ingredients such as sweeteners, flavorings, or vitamins and minerals.

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