Enzymatically hydrolysed carboxymethylcellulose
Score impact
0.00
points/product
Description
The food additive E469, known as enzymatically hydrolysed carboxymethylcellulose, is a thickener and stabiliser derived from plant cellulose. It is obtained by controlled enzymatic hydrolysis of carboxymethylcellulose (E466), which reduces its molecular weight and viscosity, improving its solubility and functionality in food applications.
Industrially, cellulose is extracted from plant sources such as wood or cotton, treated with chloroacetic acid to introduce carboxymethyl groups, and then subjected to specific enzymes that partially break the cellulose chains. The result is a white or slightly yellowish, hygroscopic powder, soluble in cold and hot water, forming viscous and transparent solutions. Its main function is to thicken, gel, stabilise emulsions and retain water, improving the texture and shelf life of products.
It was approved as a food additive in the European Union after evaluations by EFSA (European Food Safety Authority) and JECFA (Joint FAO/WHO Expert Committee on Food Additives). EFSA, in its 2018 re-evaluation, concluded that there are no safety concerns for the general population, although a numerical Acceptable Daily Intake (ADI) was not established due to the absence of adverse effects in available studies. WHO also considers it safe. On labelling, it must appear as 'enzymatically hydrolysed carboxymethylcellulose' or with its E number E469.
It is important to note that, being a cellulose derivative, it is not absorbed in the gastrointestinal tract and is excreted unchanged, which contributes to its safety profile. However, at very high doses it could have laxative effects, similar to other cellulose thickeners. Overall, the food safety of E469 is well supported by scientific evidence, and its use is permitted in a wide range of foods, always within the limits established by Regulation EC 1333/2008.
E469 is mainly used as a thickener, stabiliser and water retention agent in various food categories. According to Regulation EC 1333/2008, it is authorised in products such as: fine bakery products (cakes, biscuits), dairy desserts (yoghurts, custards), ice cream, sauces and condiments, flavoured drinks, processed meat products (sausages, pâtés), and dietetic foods for weight control.
In the Spanish market, it is found in brands of low-fat yoghurts, light ice creams, low-fat salad dressings, and industrial bakery products. Usage limits vary by category: for example, in dairy desserts up to 10 g/kg is allowed, in ice cream up to 5 g/kg, and in sauces up to 20 g/kg. Compared to the FDA, which also approves it as GRAS (Generally Recognized as Safe) without specific limits, the EU sets maximum amounts to ensure safety. In Japan, its use is permitted under certain conditions.
The versatility of E469 allows it to replace fats in low-calorie products, improving texture without adding energy.
Toxicological studies conducted by EFSA and JECFA have not identified significant adverse effects associated with the consumption of E469 in the amounts used in foods. Being a non-digestible polymer, it is not absorbed in the intestine and is excreted unchanged. At very high doses (above permitted levels), it could have a mild laxative effect due to its water-retaining capacity, similar to other cellulose thickeners such as carboxymethylcellulose (E466).
No allergies, intolerances or interactions with medications have been documented. Sensitive populations such as children, pregnant women or the elderly do not present specific risks. EFSA, in its 2018 opinion, concluded that there is no need to establish a numerical ADI, as the estimated dietary exposure is well below levels that could cause effects. WHO supports this conclusion.
In summary, E469 is considered safe for the average consumer, and no adverse side effects have been reported under normal conditions of use.
- Enzymatically hydrolysed CMC
- Hydroxypropylmethylcellulose (common error
- not the same)
- Hydrolysed carboxymethyl cellulose
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