Learn about E551, also known as silicon dioxide, its benefits in food, health concerns, where to find it, and alternatives to use in your diet.
E551 is the European food additive code for silicon dioxide, also known as silica or silica dioxide. It is commonly used as an anti-caking agent in food products to prevent clumping and improve flowability.
One of the main benefits of E551 is its ability to keep powdered or granulated foods free-flowing by absorbing excess moisture. This helps maintain the texture and quality of products such as spices, powdered drinks, and seasoning mixes.
While E551 is generally recognized as safe by regulatory authorities when used in small quantities, some studies suggest potential health concerns. High intake of silicon dioxide may lead to respiratory issues in workers exposed to large amounts of the substance.
E551 can be found in a wide range of processed foods, including powdered soups, spices, seasoning blends, and grated cheese. It is listed on ingredient labels, so be sure to check for it if you want to avoid consuming silicon dioxide.
For those looking to avoid E551 in their diet, there are natural alternatives such as rice flour, cornstarch, or powdered sugar that can also act as anti-caking agents in recipes.