# Potassium aluminum silicate

URL: https://app.greenveil.ai/ingredients/ingredient_dtxsid_dtxsid4049749
Categories: food, industrial
Identifier: DTXSID4049749

> Potassium aluminum silicate. Greenveil chemical-concern score: 40/100 — Moderate concern based on regulatory listings.. Compiled from 3 published data sources.

## Safety assessment

- Chemical concern score: 40/100 — Moderate concern based on regulatory listings.
- Confidence in this assessment: High
- Is it a concern? Moderate concern: no hazard classifications on record.
- Rationale: EPA CPDat observed this chemical in 19 composition records across product categories including Home maintenance, Industrial machinery.

## Regulatory status

- EU: EFSA opinion — Re-evaluation of sodium aluminium silicate (E 554) and potassium aluminium silicate (E 555) as food additives (EFSA FAF)
- US: commercial use observed — EPA CPDat observed this chemical in 19 composition records across product categories including Home maintenance, Industrial machinery.

## Expert safety opinions

- JECFA (Joint FAO/WHO Expert Committee on Food Additives): no opinion on file.
- EFSA (European Food Safety Authority): Re-evaluation of sodium aluminium silicate (E 554) and potassium aluminium silicate (E 555) as food additives (EFSA FAF) — 2020 — https://doi.org/10.2903/j.efsa.2020.6152.

## Data sources

- EFSA OpenFoodTox (updated 2026-10-04): https://doi.org/10.5281/zenodo.8120114
- EPA Chemical and Products Database (updated January 7, 2008): http://siri.org/msds/f2/ccf/ccflf.html
- EPA DSSTox Identifiers (updated 2025-12-29): https://epa.figshare.com/articles/dataset/Chemistry_Dashboard_Data_DSSTox_Identifiers_Mapped_to_CAS_Numbers_and_Names/5588566

_Assessed by Greenveil._