# P,alpha-dimethylstyrene

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**Safety rating:** UNKNOWN
**CAS number:** 1195-32-0
**Category:** flavoring
**FDA GRAS:** no
**Adverse events (FDA AERS):** 0
**FDA recalls:** 0
**Last updated:** 2026-04-02

## Summary

P,alpha-dimethylstyrene (CAS 1195-32-0) is an organic compound used as a flavoring agent in food products. It is not currently approved as Generally Recognized As Safe (GRAS) by the FDA, though it has no recorded adverse events or recalls associated with its use.

## Regulatory status

| Country | Status |
| --- | --- |
| United States | approved |
| European Union | not_evaluated |
| United Kingdom | not_evaluated |
| 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 P,alpha-dimethylstyrene?

P,alpha-dimethylstyrene, with CAS number 1195-32-0, is a synthetic organic compound belonging to the styrene family of chemicals. The compound consists of a benzene ring substituted with an alpha-dimethyl group, creating a volatile aromatic molecule. In the food industry, it functions as a flavoring agent or flavoring adjuvant, contributing aromatic properties to food and beverage formulations. Like many flavor compounds, it is used in small concentrations to impart specific sensory characteristics.

## Common Uses

This compound is employed as a flavoring agent in various food applications where aromatic notes are desired. Its use pattern is typical of synthetic flavor compounds that provide specific taste or aroma profiles. The actual prevalence of P,alpha-dimethylstyrene in consumer products remains limited, as it has not achieved widespread adoption in the food industry. When used, it appears primarily in specialized flavor formulations rather than mass-market food products.

## Safety Assessment

P,alpha-dimethylstyrene has not been assigned GRAS (Generally Recognized As Safe) status by the FDA, which means it has not undergone the formal FDA review process for this designation. However, the absence of GRAS status does not automatically indicate a safety concern—rather, it reflects that the compound has not been formally petitioned or reviewed through the standard FDA GRAS process.

According to FDA records, there are zero reported adverse events associated with this additive and zero recalls linked to its consumption. This absence of negative safety data over its period of use suggests no acute or chronic toxicity issues have been documented in food applications. However, the lack of GRAS approval indicates that adequate safety testing through the FDA's formal channels may not have been completed or submitted.

## Regulatory Status

The regulatory position of P,alpha-dimethylstyrene varies internationally. It is not approved as a food additive in the European Union under current EFSA (European Food Safety Authority) regulations, though the EU maintains a register of approved flavoring substances that is periodically updated. In the United States, its non-GRAS status means that any use would technically require food additive approval before it could be legally used in food products intended for interstate commerce. Some manufacturers may use it under the assumption of prior sanction or historical use, though documentation of such status is not widely available.

## Key Studies

Limited published scientific literature specifically addresses the safety profile of P,alpha-dimethylstyrene in food applications. The compound's chemical structure suggests it would undergo metabolic pathways similar to other styrene derivatives, but specific toxicological studies examining its effects in humans are not readily available in the scientific literature. Any risk assessment would need to consider its chemical properties, proposed use levels, and potential human exposure.

The absence of recorded adverse events or recalls provides some reassurance regarding its historical safety record, but this does not substitute for formal safety testing and regulatory approval. For any additive lacking GRAS status, manufacturers considering its use would need to either petition the FDA for a food additive approval or document compliance with other regulatory pathways.

Consumers should note that non-GRAS status does not necessarily indicate danger, but rather reflects incomplete formal regulatory review in the United States.

## 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. "P,alpha-dimethylstyrene — Safety, regulation, and evidence." https://additivefacts.com/additives/p-alpha-dimethylstyrene. Accessed 2026-05-19.