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Hydrolyzed starch

CAS 34612-38-9

Concern score

Not assessed — no hazard data yet.

Hydrolyzed starch in plain language

What it is

Also known as Maltotetraose

What it does

Used in cosmetics as a humectant, a skin-conditioning agent and a skin protectant. Hydrolyzed Starch is the hydrolysate of starch obtained from Ipomoea batatas, Manihot esculenta, Solanum tuberosum or Zea mays by acid enzyme or other method of hydrolysis.

  • Humectant
  • Skin conditioning
  • Skin protecting
  • Conditioner
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. Hydrolyzed starch appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observed2 entries
    • EPA CPDat observed this chemical in 1 composition records across product categories including Laboratory supplies.Source →
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Humectant, Softener and conditioner.Source →
  • EUCosIngActiveHydrolyzed Starch is the hydrolysate of starch obtained from Ipomoea batatas, Manihot esculenta, Solanum tuberosum or Zea mays by acid enzyme or other method of hydrolysis
    • Hydrolyzed Starch is the hydrolysate of starch obtained from Ipomoea batatas, Manihot esculenta, Solanum tuberosum or Zea mays by acid enzyme or other method of hydrolysisSource →

Expert safety opinions

No expert opinion on file for Hydrolyzed starch. 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 Hydrolyzed starch yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

2 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EPA Chemical and Products Database

    exposure · updated 2019-02-27

    Open →

Allergen profile

Canonical allergen markers detected on this ingredient. Each row is derived from the ingredient’s name or synonyms matching a known allergen class — useful when scanning a label for a specific allergy context.

  • GlutenContains · Oral (ingested)

    Source: chemindex_name_match

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 Hydrolyzed starch in a product composition. These are source records, not Greenveil catalog products.

Source records

1

Named organisations

2

Laboratory supplies

Typical roles

HumectantSkin conditioningSkin protectingConditioner
See products using Hydrolyzed starch →

Catalog

Found in these products

Their ingredient lists include Hydrolyzed starch; each product's own rating depends on its whole formula, so it is shown on the product page, not here.