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  • beauty
  • cleaning

Potassium methoxysalicylate

CAS 152312-71-5

Potassium methoxysalicylate chemical structure

Concern score

Not assessed — no hazard data yet.

Potassium methoxysalicylate in plain language

What it is

Also known as Benzoic acid, 2-HYDROXY-4-METHOXY-, monopotassium salt · Benzoic acid, 2-HYDROXY-4-METHOXY-, potassium salt (1:1) · Potassium 2-hydroxy-4-methoxybenzoate · 2-Hydroxy-4-methoxybenzoic acid (potassium) · AKOS015890796 · AS-63106

Show all 13 names

C8H7KO4 · CS-0150500 · MSK11398 · Potassium 4-methoxysalicylate · Potassium2-hydroxy-4-methoxybenzoate · TN8323 · UNII-5G3H7U4Y7F

What it does

Used in cosmetics as a bleaching agent.

  • Bleaching
  • Bleaching agent
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Potassium methoxysalicylate appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 4 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Bleaching agent.
    • EPA CPDat observed this chemical in 4 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Bleaching agent.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Potassium methoxysalicylate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Potassium methoxysalicylate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated September 2018

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Potassium methoxysalicylate in a product composition. These are source records, not Greenveil catalog products.

Source records

4

Named organisations

2

Personal care

Typical roles

BleachingBleaching agent
See products using Potassium methoxysalicylate →

Catalog

Found in these products

Cosmetic and personal-care products that list Potassium methoxysalicylate are shown first. Their ingredient lists include Potassium methoxysalicylate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 1 →Find products without it →