STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE
STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE (CAS 37231-92-8) is a chemically modified food starch used as a stabilizer or thickener in food products, permitted under specific sections of the US Code of Federal Regulations.
What It Is
STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE is a chemically altered starch derivative identified by CAS number 37231-92-8. It belongs to the broader class of modified starches, which are starch molecules sourced from plant-based native starches that have been subjected to controlled chemical reactions to tailor their physical and functional properties. As indicated by its name and regulatory listings, this modified starch incorporates succinate groups into the starch backbone, resulting in a product that can function primarily as a thickener and stabilizer when included in food formulations. Modified starches like this are widely used in food manufacturing to improve texture and consistency, particularly where native starches might be unstable under processing conditions. It is also recognized under regulatory codes such as 21 CFR 172.892 for food starch-modified applications and 21 CFR 175.105 for indirect food contact uses when employed within the specified limitations of those regulations. The inclusion of this ingredient in regulatory inventories underscores its role in food technology rather than direct nutritional contribution.
How It Is Made
The production of STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE involves taking native botanical starches—typically derived from corn, potato, wheat, or tapioca—and subjecting them to chemical modification processes designed to introduce succinate functional groups into the starch polymer chain. Modified starch manufacturing generally involves reacting the native starch with reagents under controlled pH, temperature, and time to achieve esterification or other derivatization. While specific industrial processes for succinate derivatization are proprietary to manufacturers, it shares broad similarities with other esterified modified starches, where activation of hydroxyl groups on the starch backbone allows covalent linkage to succinic acid derivatives. After chemical reaction, the material is washed to remove reaction byproducts and reagents, dried, and milled to a powdered form that meets regulatory specifications for purity and identity. Quality control testing ensures compliance with microbial limits, moisture content, and functional properties. This ingredient, like other modified starches, may be produced with different degrees of substitution depending on targeted functionality, and it is important that production adheres to the limitations prescribed under food additive regulations to ensure safe and consistent performance in end products.
Why It Is Used In Food
STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE is employed in food formulations because of its ability to improve texture, stability, and mouthfeel. In processed foods, native starches can be susceptible to shear, heat, and acid conditions that degrade their thickening properties; modified starches, by contrast, maintain viscosity and consistency under a wider range of processing conditions. As a stabilizer, this ingredient can help prevent separation of ingredients in sauces, dressings, and emulsions. As a thickener, it contributes to body and mouthfeel in products such as soups, gravies, fillings, and dairy-based items. The modification also influences hydration properties, enabling formulators to tailor gel strength and freeze-thaw stability in products that may undergo cold storage or temperature fluctuations. Because of these technological functionalities, STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE is a valuable tool in achieving consistent product quality in large-scale food manufacturing. Its use is governed by food additive regulations that ensure it is included only in amounts reasonably necessary to achieve the desired technical effect.
Adi Example Calculation
As an illustrative example of how an ADI might be interpreted for a typical additive with a numerical ADI, consider a hypothetical ADI of X mg per kg body weight per day. For a person weighing 70 kg, this hypothetical ADI would translate to 70 times X mg per day as the amount that could be consumed daily over a lifetime without appreciable health risk. Because starch sodium succinate and related modified starches have been designated with an "ADI not specified" by international expert committees for similar derivatives, there is no numerical value for X to apply in this calculation. This reflects the conclusion that such modified starches do not present a safety concern at levels used to achieve their technological function rather than a recommendation of intake.
Safety And Health Research
Safety evaluations of modified starches focus on the understanding that these high-molecular-weight carbohydrate derivatives are not absorbed intact in the human gastrointestinal tract; they are generally broken down by digestive enzymes and microbial fermentation. Regulatory food additive evaluations typically review studies on genotoxicity, acute and chronic toxicity, and reproductive and developmental endpoints for representative modified starches to determine whether there are any safety concerns under expected exposure conditions. For many forms of modified starch, global expert committees have assigned an "ADI not specified," indicating that based on available data, their use at levels necessary to achieve technological functions does not pose a health concern. In the absence of specific published toxicological data for starch sodium succinate distinct from other modified starches, safety characterization relies on the broader body of evidence for modified starch derivatives. It is important to note that specific effects on health endpoints that are often discussed in public forums (such as effects on digestion or microbiota) are not evaluated here unless supported by authoritative regulatory or scientific sources, and statements regarding such effects are excluded in favor of focusing on documented regulatory and toxicological review frameworks.
Regulatory Status Worldwide
In the United States, STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE is listed in the Code of Federal Regulations under 21 CFR 172.892 as a form of "food starch-modified," which may be safely used in food when the quantity employed does not exceed amounts reasonably required to accomplish the intended effect. This category encompasses various modified starch derivatives, including succinate-modified starches, and establishes that they must be labeled appropriately on additive containers. The ingredient also appears in indirect food contact listings under 21 CFR 175.105, indicating specified uses in adhesives that may contact food under regulated conditions. These listings reflect regulatory review and acceptance by the US Food and Drug Administration of the ingredient’s safety and technological purpose when used within prescribed conditions. Equivalent specific evaluations by other global regulators such as the European Food Safety Authority or Joint FAO/WHO Expert Committee on Food Additives for this exact succinate variant are not readily identifiable in publicly accessible databases, although modified starches in general have been considered in international safety monographs. Where regional regulatory bodies maintain additive lists, formulators must consult those lists to confirm local permissions and any specific use limitations.
Taste And Functional Properties
In its pure form, STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE exhibits neutral to starchy sensory characteristics, with minimal inherent flavor contribution at typical use levels. Functionally, it behaves as a thickening agent when dispersed in aqueous systems, forming colloidal suspensions that increase viscosity and improve mouthfeel. The succinate modification can also impart improved stability against acid breakdown, making this ingredient suitable for products with lower pH environments where native starches might otherwise degrade. Solubility and hydration rates depend on the degree of modification and processing history, but generally modified starches hydrate more predictably than native starches. In heat applications, such as baking or cooking, modified starches help maintain structural integrity, contributing to product quality under thermal stress. In freeze-thaw conditions, derivatives like starch sodium succinate help reduce syneresis, which is the release of water that can occur when thawed products gel and lose structural cohesion. Because organoleptic contributions are minimal, the primary impact is on texture and consistency rather than flavor.
Acceptable Daily Intake Explained
Regulatory bodies use the concept of Acceptable Daily Intake (ADI) as a tool to express the amount of a food additive that can be ingested daily over a lifetime without appreciable health risk, based on toxicological studies and safety factors. For many modified starches, including those with succinate modifications, international expert committees have historically used an "ADI not specified" designation, which indicates that the available toxicological data do not identify a health concern at levels necessary to achieve the intended technological function in food. This designation means that regulators did not identify a need to set a numerical limit because typical dietary exposures are well below levels of concern. It does not imply a recommended intake level but rather reflects a regulatory safety assessment outcome. The ADI concept incorporates conservative safety factors to account for differences between test species and humans and to ensure that even sensitive subpopulations are protected.
Comparison With Similar Additives
STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE is one of many modified starch derivatives used for stabilizing and thickening in food systems. Other examples include monostarch phosphate (often listed under E1410) and acetylated distarch phosphate (often listed under E1414), both of which are modified to improve viscosity and stability under processing stress. Compared with native starch, these modified starches remain more stable under heat, acid, and shear, which makes them preferable in many industrial applications. Relative to highly hydrophobic derivatives such as starch sodium octenyl succinate (often associated with E1450 in some regulatory lists), succinate-modified starches may exhibit different hydration and stabilization profiles, but all serve the primary purpose of improving texture and consistency. Each derivative must be evaluated for specific use conditions, but they share the common role of enhancing functional performance beyond what native starch can offer.
Common Food Applications Narrative
STARCH, FOOD, MODIFIED: STARCH SODIUM SUCCINATE finds application across a range of processed food categories where texture and stability are key quality attributes. In prepared sauces and gravies, it serves as a thickener that helps create a smooth, consistent mouthfeel and prevents separation during storage. In ready-to-eat meal components and fillings, the ingredient contributes to controlled viscosity, ensuring that gravies and fillings maintain their intended consistency without becoming too fluid or too gelled. It is also used in dairy products such as puddings and custard-style desserts to stabilize structure under varying temperatures. In bakery fillings and icings, this modified starch aids in moisture retention and can improve slice quality by maintaining cohesiveness. In dressings and emulsions, it helps stabilize oil-water mixtures, reducing the risk of phase separation and improving consumer acceptance. Across these applications, the inclusion of this modified starch enables manufacturers to design products that perform reliably through processing, shipment, and consumer storage.
Safety & Regulations
FDA
- Approved: True
- Regulation: 21 CFR 172.892
EFSA
- Notes: No specific EFSA listing found for this exact ingredient.
JECFA
- Notes: General modified starch monographs indicate ADI not specified but not specific to this ingredient.
- Adi Display: ADI not specified
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