# Mimosa Concrete (acacia Decurrens Willd. Var. Dealbata)

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**Safety rating:** UNKNOWN
**CAS number:** 977184-00-1
**Category:** flavoring
**FDA GRAS:** no
**Adverse events (FDA AERS):** 0
**FDA recalls:** 0
**Last updated:** 2026-04-02

## Summary

Mimosa Concrete is a flavoring ingredient derived from Acacia dealbata (silver wattle) flowers, used to impart floral, slightly sweet notes to food and beverage products. It functions as a flavoring agent or adjuvant in the food industry.

## 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 Mimosa Concrete?

Mimosa Concrete (CAS Number: 977184-00-1) is a concentrated flavoring material extracted from the flowers of Acacia dealbata Willd. var. dealbata, commonly known as silver wattle or mimosa. This plant is native to southeastern Australia and is widely cultivated for ornamental purposes and essential oil production. The concrete form represents a semi-solid extraction containing volatile and non-volatile aromatic compounds characteristic of mimosa flowers.

The extraction process typically involves solvent extraction of fresh or dried flower material, resulting in a complex mixture of natural aromatic components. Mimosa concrete captures the distinctive floral character associated with mimosa flowers, which feature delicate, feathery foliage and bright yellow clustered flowers with a sweet, slightly spicy aromatic profile.

## Common Uses

Mimosa concrete is utilized in the flavor and fragrance industry as a natural flavoring agent and adjuvant. Primary applications include:

- Perfumery and fine fragrance formulations
- Beverage flavoring, particularly in premium drinks and liqueurs
- Confectionery and dessert applications
- Cosmetic and personal care products containing edible or ingestible components
- Specialty food products seeking distinctive floral notes

The ingredient functions at relatively low concentrations due to its concentrated aromatic profile, typical of natural flavor concretes. Its use is particularly prevalent in European and specialty food markets where botanical flavorings are favored.

## Safety Assessment

Mimosa Concrete has not been formally evaluated under the FDA's GRAS (Generally Recognized As Safe) program, meaning it lacks official FDA GRAS status. However, available safety data is reassuring:

- **Adverse Events**: Zero reported adverse events in FDA databases
- **Recalls**: Zero associated recalls in FDA records
- **Natural Origin**: Derived from a plant with long historical use in traditional applications

The safety profile appears consistent with other botanical flavor concretes. Acacia dealbata has been used traditionally in Australian and European cultures without documented systemic safety concerns. The chemical composition is typical of natural flower extracts, containing primarily volatile aromatic compounds and terpenes.

Users with allergies to Acacia species or pollen should exercise caution. As with most concentrated flavor materials, mimosa concrete should be used at appropriate dilutions in finished food products.

## Regulatory Status

Mimosa Concrete's regulatory classification varies by jurisdiction:

- **United States**: Not GRAS-affirmed; may be used under the FDA's authority for generally recognized natural flavoring substances, though commercial use requires appropriate labeling and compliance with 21 CFR Part 182
- **European Union**: Would likely be evaluated under existing flavor regulations; natural plant extracts generally receive favorable consideration when safety data supports use
- **International**: Permitted in various countries as a natural flavoring ingredient subject to local regulations

Manufacturers using this ingredient should verify compliance with applicable regulations in target markets and maintain documentation of safety and compositional data.

## Key Studies

Specific peer-reviewed research directly addressing mimosa concrete safety is limited in published literature. However, supporting data comes from:

- General safety profiles of Acacia species and their extracts
- Compositional analyses of mimosa flower volatiles in botanical literature
- Established safety records for similar botanical flavor concretes in food applications
- Traditional use data from regions where Acacia dealbata is native or cultivated

The absence of reported adverse events and regulatory actions suggests an acceptable safety margin for intended use levels. Manufacturers should maintain batch-specific compositional and microbiological testing data as part of due diligence.

## 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. "Mimosa Concrete (acacia Decurrens Willd. Var. Dealbata) — Safety, regulation, and evidence." https://additivefacts.com/additives/mimosa-concrete-acacia-decurrens-willd-var-dealbata. Accessed 2026-05-19.