# Carrageenan Salts With Polysorbate 80 (E433)

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**Safety rating:** CAUTION
**E-number:** E433
**CAS number:** 977043-70-1
**Category:** other
**FDA GRAS:** no
**Adverse events (FDA AERS):** 0
**FDA recalls:** 0
**Last updated:** 2026-04-02

## Summary

Carrageenan Salts With Polysorbate 80 is a combination additive that pairs carrageenan, a natural gelling agent derived from red seaweed, with polysorbate 80, an emulsifier. This formulation functions as a drying agent in food products, helping to control moisture content and improve texture stability.

## Regulatory status

| Country | Status |
| --- | --- |
| United States | approved |
| European Union | authorized |
| United Kingdom | approved |
| Canada | not_evaluated |
| Australia | not_evaluated |
| Japan | not_evaluated |
| South Korea | not_evaluated |
| Brazil | not_evaluated |
| China | not_evaluated |
| India | not_evaluated |

## Detailed analysis

## What is Carrageenan Salts With Polysorbate 80?

Carrageenan Salts With Polysorbate 80 is a composite food additive combining two distinct components: carrageenan and polysorbate 80. Carrageenan is a naturally derived polysaccharide extracted from red seaweed (species within the Rhodophyceae family) and has been used in food manufacturing for decades. Polysorbate 80, also known as polyoxyethylene sorbitan monooleate, is a synthetic surfactant and emulsifier. When combined as salts, these components create a formulation with enhanced functional properties for moisture management in food systems.

## Common Uses

As a drying agent, Carrageenan Salts With Polysorbate 80 is utilized in food products where moisture control and texture optimization are important. The drying agent function helps reduce water activity in formulations, which can improve product shelf stability and prevent caking or clumping in powdered ingredients. This additive may be used in dairy products, desserts, sauces, and other processed foods where controlled hydration is beneficial. The combination of carrageenan and polysorbate 80 allows manufacturers to achieve both gelling and emulsifying effects while managing moisture simultaneously.

## Safety Assessment

Carrageenan and polysorbate 80 are individually recognized as having long histories of use in food. Carrageenan is approved in the European Union and has been studied extensively for safety. Polysorbate 80 is similarly approved across multiple regulatory jurisdictions. However, the specific combination formulation (CAS Number 977043-70-1) has not received FDA GRAS (Generally Recognized As Safe) status.

According to FDA records, there are zero reported adverse events associated with this specific additive and zero product recalls linked to its use. This suggests that if the additive is being used in the food supply, it has not been associated with documented safety incidents. It is important to note that absence of adverse event reports does not necessarily equate to comprehensive safety data, as reporting systems may not capture all potential issues, and the additive may have limited market use.

Individual component safety profiles are well-established. Carrageenan has been evaluated by food safety authorities, though some research has explored potential effects on digestive health in animal models. Polysorbate 80 has been approved by the FDA and included in the Code of Federal Regulations for various food applications.

## Regulatory Status

Carrageenan Salts With Polysorbate 80 does not have FDA GRAS status, which means it cannot be assumed to be safe without formal approval. If manufacturers wish to use this ingredient, they may need to submit a Food Additive Petition (FAP) or work under other regulatory pathways. The lack of GRAS status suggests this combination may either be new to the regulatory review process or may not have been formally evaluated by the FDA as a specific formulation.

The individual components have different regulatory statuses: carrageenan is regulated as a food additive and is GRAS for certain uses, while polysorbate 80 is approved as a direct food additive under FDA regulations (21 CFR 172.840).

## Key Studies

While specific research on this exact combination is limited, both component ingredients have independent safety literature. Carrageenan has been the subject of numerous toxicology and safety studies over several decades. Polysorbate 80 has also undergone safety evaluation by regulatory agencies and scientific bodies. Any manufacturer or researcher seeking detailed information on the specific formulation should consult with food safety databases, regulatory guidance documents, and published literature on individual component safety profiles.

## Brands using Carrageenan Salts With Polysorbate 80

- Bob's (1 product)
- Darigold (1 product)
- Fudgsicle (1 product)
- Great Value (1 product)
- Heinz (1 product)
- Land O Lakes (1 product)
- Little Debbie (1 product)
- Outshine (1 product)
- claussen (1 product)
- nature made (1 product)
- up & up (1 product)

## Sources

- FDA Substances Added to Food (CFSAN)
- OpenFDA Adverse Event Reporting System (AERS)
- OpenFDA Food Recalls
- EFSA OpenFoodTox
- EU Food Additive Portal

## Citation

Additive Facts. "Carrageenan Salts With Polysorbate 80 (E433) — Safety, regulation, and evidence." https://additivefacts.com/additives/carrageenan-salts-with-polysorbate-80. Accessed 2026-05-19.