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Glycerin

CAS 11003-00-2 · 40/100 · High conf.

Also registered as 16 other CAS numbers

26403-55-4 · 62180-90-9 · 101662-08-2 · 107283-02-3 · 144086-03-3 · 153050-05-6 · 8013-25-0 · 29796-42-7 · 30049-52-6 · 37228-54-9 · 75398-78-6 · 78630-16-7 · 1400594-62-8 · 1422250-43-8 · 1629856-20-7 · 56-81-5

Glycerin chemical structure

Concern score

40/100Moderate concern based on regulatory listings.
High confidence

Glycerin in plain language

What it is

Also known as Glycerol · Anhydrous glycerin · Glycerol 85% · Glycerine · E 422 · E422

Show all 36 names

Propane-1,2,3-triol · Tryhydroxypropane · 1,2,3-Trihydroxypropane · 2-Propanol, 1,3-dihydroxy- · Dagralax · E-422 · Crude glycerine · Glyceritol · Glycyl alcohol · Glyrol · Glysanin · Grocolene · Ins NO.422 · INS-422 · Kosher Vegetable Glycerin · M 314429 · Moon · Ophthalgan · Optim · Osmoglyn · Pzn 7474853 · Synthetic glycerin · Synthetic glycerine · Trihydroxypropane · Vitrosupos · additives · glycerin (glycerol) · Glycerinum · Monoctanoin component d · glycerolum

What it does

Used in cosmetics as a humectant, a solvent and a hair conditioner. Glycerin is the polyhydric alcohol.

  • Humectant
  • Solvent
  • Hair conditioning
  • Oral care
  • Skin protecting
  • Viscosity controlling
Is it a concern?
Moderate concern: no hazard classifications on record. It is listed for cosmetic use in the EU.

Why it's flagged

EPA CPDat observed this chemical in 35327 composition records across product categories including Personal care, Cleaning products and household care, Construction and building materials.

The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.

Regulation

No restrictions found. Glycerin appears in these published regulatory listings.

  • In marketed US drugs
  • Inactive ingredient in US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Pharma
  • Food
  • Industrial
  • USFDAinactive ingredient database75 entries — 17 administration routes
    • Route: DENTAL; Dosage form: PASTE; Potency: 20 %w/wSource →
    • Route: DENTAL; Dosage form: PASTE, DENTIFRICE; Potency: 18 %w/wSource →
    • Route: DENTAL; Dosage form: SOLUTION; Potency: 15 %w/vSource →
    • Route: INTRADERMAL; Dosage form: INJECTION; Potency: 1.6 %w/vSource →
    • Route: INTRAMUSCULAR; Dosage form: INJECTION; Maximum daily exposure: 450 mgSource →
    • Route: INTRAMUSCULAR; Dosage form: INJECTION, SOLUTION; Potency: 15 %w/vSource →
    • Route: INTRAVENOUS; Dosage form: EMULSION; Potency: 2.2 %w/vSource →
    • Route: INTRAVENOUS; Dosage form: INJECTION; Maximum daily exposure: 550 mgSource →
    • Route: INTRAVENOUS; Dosage form: INJECTION, EMULSION; Maximum daily exposure: 24100 mgSource →
    • Route: INTRAVENOUS; Dosage form: INJECTION, POWDER, LYOPHILIZED, FOR SOLUTION; Potency: 225 mgSource →
    • Route: INTRAVENOUS; Dosage form: INJECTION, SOLUTION; Potency: 15 %w/vSource →
    • Route: IONTOPHORESIS; Dosage form: SYSTEM; Potency: 168.1 mgSource →
    • Route: NASAL; Dosage form: DROPS; Potency: 10 mg/1mlSource →
    • Route: NASAL; Dosage form: SOLUTION; Potency: 25 mg/1mlSource →
    • Route: NASAL; Dosage form: SPRAY; Potency: 22.3 mg/1mlSource →
    • Route: NASAL; Dosage form: SPRAY, METERED; Maximum daily exposure: 13 mgSource →
    • Route: OPHTHALMIC; Dosage form: EMULSION; Maximum daily exposure: 3 mgSource →
    • Route: OPHTHALMIC; Dosage form: GEL; Potency: 0.88 %w/wSource →
    • Route: OPHTHALMIC; Dosage form: SOLUTION; Potency: 6 %w/vSource →
    • Route: OPHTHALMIC; Dosage form: SOLUTION/ DROPS; Maximum daily exposure: 12 mgSource →
    • Route: OPHTHALMIC; Dosage form: SUSPENSION; Maximum daily exposure: 58 mgSource →
    • Route: OPHTHALMIC; Dosage form: SUSPENSION/ DROPS; Potency: 2.5 %w/vSource →
    • Route: ORAL; Dosage form: CAPSULE; Maximum daily exposure: 3487 mgSource →
    • Route: ORAL; Dosage form: CAPSULE, COATED; Potency: 14.21 mgSource →
    • Route: ORAL; Dosage form: CAPSULE, EXTENDED RELEASE; Maximum daily exposure: 265 mgSource →
    • Route: ORAL; Dosage form: CAPSULE, LIQUID FILLED; Maximum daily exposure: 185 mgSource →
    • Route: ORAL; Dosage form: CONCENTRATE; Maximum daily exposure: 1800 mgSource →
    • Route: ORAL; Dosage form: DROPS; Potency: 300 mg/1mlSource →
    • Route: ORAL; Dosage form: ELIXIR; Potency: 500 mg/1mlSource →
    • Route: ORAL; Dosage form: LIQUID; Maximum daily exposure: 2400 mgSource →
    • Route: ORAL; Dosage form: PASTE; Maximum daily exposure: 3822 mgSource →
    • Route: ORAL; Dosage form: SOLUTION; Maximum daily exposure: 32400 mgSource →
    • Route: ORAL; Dosage form: SOLUTION, CONCENTRATE; Potency: 200 mg/1mlSource →
    • Route: ORAL; Dosage form: SUSPENSION; Maximum daily exposure: 26208 mgSource →
    • Route: ORAL; Dosage form: SUSPENSION, EXTENDED RELEASE; Maximum daily exposure: 2000 mgSource →
    • Route: ORAL; Dosage form: SUSPENSION/ DROPS; Maximum daily exposure: 750 mgSource →
    • Route: ORAL; Dosage form: SYRUP; Maximum daily exposure: 16734 mgSource →
    • Route: ORAL; Dosage form: TABLET; Maximum daily exposure: 42 mgSource →
    • Route: ORAL; Dosage form: TABLET, CHEWABLE; Maximum daily exposure: 12 mgSource →
    • Route: ORAL; Dosage form: TABLET, COATED; Potency: 1 mgSource →
    • + 35 more entries not shown
  • EUEFSAEFSA opinion3 entries
    • Re-evaluation of glycerol (E 422) as a food additive (EFSA ANS)Source →
    • Scientific Opinion on the evaluation of the substances currently on the list in the annex to Commission Directive 96/3/EC as acceptable previous cargoes for edible fats and oils - Part III of III (EFSA CONTAM)Source →
    • Follow-up of the re-evaluation of glycerol (E 422) as a food additive (EFSA FAF)Source →
  • EUCosIngActiveGlycerin is the polyhydric alcohol that conforms generally to the formula
    • Glycerin is the polyhydric alcohol that conforms generally to the formulaSource →
  • GLOBALJECFANOT SPECIFIED (1976)JECFA evaluation lists ADI NOT SPECIFIED (1976). Functional class: thickener, flavouring agent, carrier solvent, emulsifier, humectant.
    • JECFA evaluation lists ADI NOT SPECIFIED (1976). Functional class: thickener, flavouring agent, carrier solvent, emulsifier, humectant.Source →
  • GLOBALJECFAEvaluatedJECFA evaluation record.
  • USEPAcommercial use observedEPA CPDat observed this chemical in 35327 composition records across product categories including Personal care, Cleaning products and household care, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Solvent, Emulsifier, Humectant.
    • EPA CPDat observed this chemical in 35327 composition records across product categories including Personal care, Cleaning products and household care, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Solvent, Emulsifier, Humectant.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 316 active drug products and 339 total products.
    • FDA NDC lists this ingredient in 316 active drug products and 339 total products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

Independent scientific assessments cited by the records we hold, with the year and link where the record gives one.

  • 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.

  • EFSA

    European Food Safety Authority

    • Re-evaluation of glycerol (E 422) as a food additive (EFSA ANS)

      2017 · EU EFSA listing · Read the source →

    • Scientific Opinion on the evaluation of the substances currently on the list in the annex to Commission Directive 96/3/EC as acceptable previous cargoes for edible fats and oils - Part III of III (EFSA CONTAM)

      2012 · EU EFSA listing · Read the source →

    • Follow-up of the re-evaluation of glycerol (E 422) as a food additive (EFSA FAF)

      2022 · EU EFSA listing · Read the source →

  • JECFA

    Joint FAO/WHO Expert Committee on Food Additives

    • JECFA evaluation lists ADI NOT SPECIFIED (1976). Functional class: thickener, flavouring agent, carrier solvent, emulsifier, humectant.

      Year not recorded · GLOBAL JECFA listing · Read the source →

    • JECFA evaluation record.

      Year not recorded · GLOBAL JECFA listing · Read the source →

Evidence & sources

No graded research studies for Glycerin yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

12 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EFSA OpenFoodTox

    regulatory · updated 2026-10-04

    Open →
  • EPA Chemical and Products Database

    exposure · updated september 9, 2014

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA Inactive Ingredient Database

    regulatory · updated 2026-01-09

    Open →
  • FDA National Drug Code Directory

    regulatory · updated 2029-08-02

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • WHO JECFA Database

    regulatory · updated 2026-10-04

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PMC Open Access

    literature · updated 2026-03-12

    Open →
  • PubChem

    chemistry · updated 2026-01-15

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →
Reference links (2)
Openfda substance

codexalimentarius.net

Pmc open access

Follow-up of the re-evaluation of glycerol (E 422) as a food additive.

Suitability

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

Food use

Food-use source coverage is present in the current record.

Good fit

The ingredient appears in food-oriented source coverage or allowed-use references, which makes food use easier to support than a context with no domain signal at all.

Fragrance avoidance

Not a strong fit for fragrance avoidance because it carries Fragrance.

Avoid

The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.

Where it has been recorded

How often EPA CPDat has listed Glycerin in a product composition. These are source records, not Greenveil catalog products.

Source records

35,327

Named organisations

6

Personal careCleaning products and household careConstruction and building materialsOther indirect contact consumer goodsHome maintenanceFood and drug

Typical roles

HumectantSolventHair conditioningOral careSkin protectingViscosity controlling
See products using Glycerin →

Catalog

Found in these products

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

Co-occurrence

Often appears with

Ingredients that frequently appear alongside Glycerin in the catalog.