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Ingredient Dictionary

ZINC STEARATE

Molecular structure

How much products actually contain

No product states its amount yet.

Of the products containing it, 631 list it before the 1% line and 187 after it (usually 1% or less).

Products using this ingredient

12 of 774 confirmed · likeliest to carry enough first · See all 774

Definition

US FDA substance register · UNII H92E6QA4FV · registered name Zinc stearate · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Zinc Stearate is the zinc salt of stearic acid that conforms generally to the formula:

Cosmetic roles

Adds colourCOLORANTAdjusts slipSLIP MODIFIERStops powders from cakingANTICAKINGAdjusts thicknessVISCOSITY CONTROLLING

Safety & regulatory references

Restricted
ASEAN · European Union · Taiwan
Allowed colourant
United States

Source: MFDS (Korea) cosmetic regulatory information · US FDA prohibited and restricted ingredients

Argentina · Brazil

  • Field of application and/or use : Dye Substances allowed for all kinds of products.

South Korea

  • Maximum concentration :

Source: MFDS (Korea) cosmetic regulatory information

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

Restriction IV/150

Source: EU CosIng ingredient list

Reviewed by CIR: Annual Review of Cosmetic Ingredient Safety Assessment - 2001/2002

Source: US Cosmetic Ingredient Review (CIR)

Reviewed by CIR: Final Report: Safety Assessment of Zinc Salts as Used in Cosmetics

Source: US Cosmetic Ingredient Review (CIR)

Reviewed by CIR: Final Report of the Safety Assessment of Lithium Stearate, Aluminum Distearate, Aluminum Stearate, Aluminum Tristearate, Ammonium Stearate, Calcium Stearate, Magnesium Stearate, Potassium Stearate, Sodium Stearate, and Zinc Stearate

Source: US Cosmetic Ingredient Review (CIR)

More data — names, identifiers, properties, test records, literature

Official labels & definitions

JCIA labelling name ステアリン酸亜鉛: 本品は、ステアリン酸（＊）の亜鉛塩であり、次の化学式で表される。

Source: JCIA labelling names (Japan)

Names & identifiers

ZINC STEARATEINCI징크스테아레이트Korean label name (MFDS standard)Octadecanoic acid, zinc saltSynonymステアリン酸亜鉛Japanese labelling name
CAS No.chemical registry number
557-05-1
EC No.EU chemical inventory number
209-151-9
DTXSIDUS EPA chemical ID
DTXSID7027209
DTXCIDUS EPA compound ID
DTXCID707209
IUPAC
Zinc dioctadecanoate
Molecular formula
C36H70O4Zn
Molecular weight
632.33 g/mol

Measured properties

Appearance
solid
Colour
white
pH
6.9 (29℃)
Melting/freezing point
130 ℃
Initial boiling point and range
135 ℃(760hPa)
Flash point
180 ℃(760hPa)
Upper/lower flammability or explosive limits
0.002 / - %
Vapour pressure
0 ㎩(25℃)
Water solubility
(4.81E-15 g/100㎖, 25℃)
Relative density
1.1
n-Octanol/water partition coefficient (Kow)
1.2
Molecular weight
632.34

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: KOSHA safety data sheets (Korea)

What products actually use it for

What the 172 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

  • Lubricating agent30
  • Stabilizing agent30
  • Anti-adhesive/cohesive20
  • Heat stabilizer12
  • Processing aids not otherwise specified11
  • Corrosion inhibitor7
  • pH regulating agent7
  • Surface modifier6
23 other uses
  • Dye5
  • Anti-caking agent4
  • Waterproofing agent4
  • Viscosity modifier3
  • Filler3
  • Intermediate3
  • Anti-static agent3
  • Plasticizer2
  • Thickening agent2
  • Surfactant (surface active agent)2
  • Pigment2
  • Dispersing agent2
  • Fuel2
  • Polymerization promoter2
  • Crystal growth modifiers (nucleating agents)2
  • Catalyst1
  • UV stabilizer1
  • Insulators1
  • Chemical reaction regulator1
  • Anti-slip agent1
  • Flavouring and nutrient1
  • Dehydrating agent (desiccant)1
  • Antioxidant1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

4 skin studies and 2 eye studies are on record.

Classed as low6

The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 6 studies
  • Classification not possible
    Skin Sensitization · Screening
  • Not classified
    Skin Irritation · Screening
  • Studies Indicate No Significant Irritation
    skin irritation: in vivo · Screening · other guideline: according to
  • Not likely to be sensitizing
    skin sensitisation: in vivo (non-LLNA) · Screening · according to OECD Guideline 406 (Skin Sensitisation) according to EU Method B.6 (Skin Sensitisation)
  • Not classified
    Eye Irritation · Screening
  • Studies Indicate No Significant Irritation
    eye irritation: in vivo · Screening · other guideline: according to

Source: US EPA CompTox dashboard

Related literature

Linked databases 20

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