beauty
cleaning
food
industrial

Casein

CAS 9009-70-5

Also registered as 12 other CAS numbers

9016-20-0 · 9049-46-1 · 9049-47-2 · 9049-48-3 · 9050-32-2 · 9062-08-2 · 9064-58-8 · 9064-59-9 · 9064-60-2 · 9064-61-3 · 37279-88-2 · 9000-71-9

Concern score

Not assessed — no hazard data yet.

Casein in plain language

What it is: Also known as Calcium caseinate · Casein and caseinate salts · Caseins · Food - dairy products, casein, cow's milk · Ae-casein · Cow's milk allergenic extract- casein
Show all 25 names
Bovine casein · Casein (cow milk) allergenic extract · Casein allergenic extract · Casein, bos taurus milk · Cow milk casein · Milk casein · Casein milk protein · Acid Casein · Alacid First 30M · Baysin Lustre K · Calcium complexes caseins · Casco A · Casein complexes · Casein salts · complexes Caseins · salts Caseins · casein (milk protein) · casien · milk protein
What it does: Used in cosmetics as a skin-conditioning agent, a hair conditioner and an antistatic agent. Caseins. A complex combination produced in mammary tissue from amino acids supplied by the blood. It contains several proteins, phosphorus, and calcium.
Skin conditioning
Hair conditioning
Antistatic
Emulsifier
Thickener
Flavouring
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. Casein appears in these published regulatory listings.

In marketed US drugs

Recorded in these product areas

Found in consumer products
Beauty
Cleaning
Pharma
Food
Industrial

USFDAlisted in openFDA substance2 entries
- openFDA substance registry classifies this ingredient as concept.Source →
- openFDA substance registry classifies this ingredient as structurallydiverse.Source →
EUCosIngActiveCaseins. A complex combination produced in mammary tissue from amino acids supplied by the blood. It contains several proteins, phosphorus, and calcium
- Caseins. A complex combination produced in mammary tissue from amino acids supplied by the blood. It contains several proteins, phosphorus, and calciumSource →
USEPAcommercial use observedEPA CPDat observed this chemical in 56 composition records across product categories including Furniture and furnishings, Laboratory supplies, Food and drug. EPA CPDat classifies this chemical for functional uses including Anti-static agent, Softener and conditioner, Flavouring and nutrient.
- EPA CPDat observed this chemical in 56 composition records across product categories including Furniture and furnishings, Laboratory supplies, Food and drug. EPA CPDat classifies this chemical for functional uses including Anti-static agent, Softener and conditioner, Flavouring and nutrient.Source →
USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 4 active drug products and 4 total products.
- FDA NDC lists this ingredient in 4 active drug products and 4 total products.Source →

Expert safety opinions

No expert opinion on file for Casein. 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 Casein 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 june 21, 2019
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →
FDA National Drug Code Directory
regulatory · updated 2027-12-31
Open →
FDA GSRS UNII
registry · updated 2026-02-26
Open →
openFDA Substance
registry · updated 2026-05-24
Open →

Reference links (1)

Openfda substance

en.wikipedia.org

Read →

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.

DairyContains · Oral (ingested)
Source: chemindex_name_match

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

Source records

Named organisations

Furniture and furnishingsLaboratory suppliesFood and drugHome maintenancePersonal care

Typical roles

Skin conditioningHair conditioningAntistaticEmulsifierThickenerFlavouring

See products using Casein →

Catalog

Found in these products

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

See all 1000+ →Find products without it →

Co-occurrence

Often appears with

Ingredients that frequently appear alongside Casein in the catalog.