E1440 Hydroxypropyl Starch – Food Additive
E1440 (hydroxypropyl starch) is a chemically modified food additive used as a thickener and stabiliser in a wide range of processed foods.
Things worth knowing about "E1440"
E1440 (hydroxypropyl starch) is a chemically modified food additive used as a thickener and stabiliser in a wide range of processed foods.
What is E1440?
E1440, also known as hydroxypropyl starch, is a chemically modified starch produced by reacting native starch with propylene oxide. This modification enhances the functional properties of starch, making it more stable under a variety of processing conditions. In the food industry, E1440 is widely used as a thickener, stabiliser, and gelling agent.
Origin and Production
Hydroxypropyl starch can be derived from several plant-based raw materials, including maize, potato, wheat, tapioca, and rice. It is produced through a chemical etherification process in which hydroxypropyl groups are introduced into the starch molecules. This process improves the cold-water solubility, clarity, and textural consistency of the starch, making it particularly suitable for industrial food production.
Uses in Food
E1440 is used across a broad range of food categories:
- Dairy products and dairy alternatives: Yoghurt, desserts, ice cream
- Condiments and sauces: Salad dressings, mayonnaise, ketchup
- Baked goods: Bread, cakes, pastries
- Baby food: Purees and ready meals for infants
- Frozen foods: Ready meals, soups, and stews
- Confectionery: Puddings, fruit gummies, and jellies
Due to its thermal stability and ability to maintain consistent textures during freeze-thaw cycles, E1440 is especially valued in frozen and industrially processed food products.
Technological Function
The key technological properties of E1440 include:
- Thickening: Increasing the viscosity of liquid food products
- Stabilisation: Preventing phase separation and syneresis (water release)
- Gel formation: Creating smooth and uniform textures
- Freeze-thaw stability: Maintaining structure after freezing and thawing
- Heat resistance: Stable performance at high processing temperatures
Safety and Regulatory Status
E1440 is approved for use in the European Union under Regulation (EC) No 1333/2008 on food additives. The European Food Safety Authority (EFSA) has evaluated hydroxypropyl starch and confirmed its safety for human consumption. No specific Acceptable Daily Intake (ADI) has been established, as no safety concerns were identified at the levels typically consumed.
E1440 is also permitted in many countries worldwide, including the United States (where it is referred to as hydroxypropyl starch) and numerous other jurisdictions.
Tolerability and Special Considerations
E1440 is generally well tolerated by most people. However, the following points are worth noting:
- Gluten intolerance / coeliac disease: If E1440 is derived from wheat starch, it may contain trace amounts of gluten. Individuals with gluten-related disorders should check the origin of the starch on the product label.
- Allergies: Depending on the source material (e.g. wheat or maize), allergic reactions may be possible in sensitised individuals.
- Digestion: Modified starches are broken down in the digestive tract in a manner similar to native starches; however, excessive consumption may cause bloating or mild discomfort in sensitive individuals.
Labelling
In the EU, E1440 must be listed in the ingredients of food products either as E1440 or by its full name hydroxypropyl starch. If wheat starch is used as the source material, the origin must be declared where relevant for allergy labelling purposes.
References
- European Food Safety Authority (EFSA): Re-evaluation of oxidised starch (E 1404), monostarch phosphate (E 1410), distarch phosphate (E 1412), phosphated distarch phosphate (E 1413), acetylated distarch phosphate (E 1414), acetylated starch (E 1420), acetylated distarch adipate (E 1422), hydroxypropyl starch (E 1440), hydroxypropyl distarch phosphate (E 1442), starch sodium octenyl succinate (E 1450), acetylated oxidised starch (E 1451) and starch aluminium octenyl succinate (E 1452) as food additives. EFSA Journal 2017;15(10):4920.
- Regulation (EC) No 1333/2008 of the European Parliament and of the Council of 16 December 2008 on food additives. Official Journal of the European Union, 2008.
- BeMiller, J. N. & Whistler, R. L. (eds.): Starch: Chemistry and Technology. 3rd edition. Academic Press, New York, 2009.
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