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Horse chestnut extract

CAS 8053-39-2

Concern score

Not assessed — no hazard data yet.

Horse chestnut extract in plain language

What it is

On cosmetic ingredient lists it appears as “Aesculus hippocastanum bark extract”.

Also known as Aesculus hippocastanum bark extract · Aesculus hippocastanum bud extract · Aesculus hippocastanum extract · Aesculus hippocastanum flower extract · Aesculus hippocastanum flower water · Aesculus hippocastanum fruit powder

Show all 47 names

Aesculus hippocastanum leaf extract · Aesculus hippocastanum seed extract · Horse chestnut · Aesculi semen · Aesculus hippocastanum · Aesculus hippocastanum l. seed · Aesculus hippocastanum seed · Aesculus hippocastanum dry extract · Aesculus hippocastanum fruit · Aesculus hippocastanum seed dry extract · Hippocastani semen · Horse chestnut dried extract · Horse chestnut seed · Aesculus hippocastanum (horse chestnut) extract · Aesculus hippocastanum nut · Aesculus Hippocastanum (Horse Chestnut) Seed Extract · Buckeye seed · Common horse chestnut nut · European horse chestnut nut · Horse chestnut nut · Horse chestnut preparation · Horse chestnut seed extract · Suo luo zi · Aescorin · Aesculus chinensis seed · Aesculus chinensis var. chekiangensis seed · Aesculus hippocastanum (horse chestnut) bark extract · Aesculus hippocastanum (horse chestnut) bud extract · Aesculus hippocastanum (horse chestnut) flower extract · Aesculus hippocastanum (horse chestnut) flower water · Aesculus hippocastanum (horse chestnut) fruit powder · Aesculus hippocastanum (horse chestnut) leaf extract · Aesculus wilsonii seed · Aescusan · Essaven · Horse-chestnut · Suoluozi · Venalot · Venoplant · Venopyronum · Venostasin

What it does

Used in cosmetics as an antioxidant, an emollient and a skin-conditioning agent. Aesculus Hippocastanum Bark Extract is an extract of the bark of the Horse Chestnut, Aesculus hippocastanum L., Hippocastanaceae.

  • Antioxidant
  • Emollient
  • Skin conditioning
  • Astringent
  • Skin protecting
  • Tonic
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. Horse chestnut extract appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActive8 entries
    • Aesculus Hippocastanum Bark Extract is an extract of the bark of the Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
    • Aesculus Hippocastanum Bud Extract is the extract of the buds of Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
    • Aesculus Hippocastanum Extract is the extract of the Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
    • Aesculus Hippocastanum Flower Extract is the extract of the flowers of Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
    • Aesculus Hippocastanum Flower Water is an aqueous solution of the steam distillate obtained fron the flowers of Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
    • Aesculus Hippocastanum Fruit Powder is the powder obtained from the dried, ground fruit of the Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
    • Aesculus Hippocastanum Leaf Extract is the extract of the leaves of the Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
    • Aesculus Hippocastanum Seed Extract is an extract of the nut of the Horse Chestnut, Aesculus hippocastanum L., HippocastanaceaeSource →
  • USEPAcommercial use observed2 entries
    • EPA CPDat observed this chemical in 1 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Softener and conditioner, Astringent, Humectant.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 Softener and conditioner, Antioxidant, Humectant.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as structurallydiverse.
    • openFDA substance registry classifies this ingredient as structurallydiverse.Source →

Expert safety opinions

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

5 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EPA Chemical and Products Database

    exposure · updated 2019-12-20

    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 →
Reference links (1)

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.

  • Tree nutsContains · 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 Horse chestnut extract in a product composition. These are source records, not Greenveil catalog products.

Source records

1

Named organisations

1

Typical roles

AntioxidantEmollientSkin conditioningAstringentSkin protectingTonic
See products using Horse chestnut extract →

Catalog

Found in these products

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