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Kraft lignin

CAS 37225-42-6

Also registered as 2 other CAS numbers

8068-05-1 · 9005-53-2

Concern score

Not assessed — no hazard data yet.

Kraft lignin in plain language

What it is

On cosmetic ingredient lists it appears as “Lignin”.

Also known as Lignin · Alkali lignin · Alkali soluble lignin · Curan 27-11 · Eucalin · Indulin A

Show all 8 names

Indulin AG · Indulin AT

What it does

Used in cosmetics as a UV filter, an antioxidant and a colourant. Lignin is a biopolymer derived from the cell walls of plants.

  • UV filter
  • UV absorber
  • Antioxidant
  • Colorant
  • Opacifying
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. Kraft lignin appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Pharma
  • Food
  • Industrial
  • EUCosIngActiveLignin is a biopolymer derived from the cell walls of plants.
    • Lignin is a biopolymer derived from the cell walls of plants.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 7 composition records across product categories including Personal care, Food and drug, Raw materials. EPA CPDat classifies this chemical for functional uses including lignin.
    • EPA CPDat observed this chemical in 7 composition records across product categories including Personal care, Food and drug, Raw materials. EPA CPDat classifies this chemical for functional uses including lignin.Source →

Expert safety opinions

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

3 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EPA Chemical and Products Database

    exposure · updated January 7, 2008

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

Suitability

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

Food use

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.

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 Kraft lignin in a product composition. These are source records, not Greenveil catalog products.

Source records

7

Named organisations

2

Personal careFood and drugRaw materials

Typical roles

UV filterUV absorberAntioxidantColorantOpacifying
See products using Kraft lignin →

Catalog

Found in these products

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