- beauty
- industrial
1,2,3,4,6-Pentagalloyl glucose
CAS 94008-28-3
Also registered as 7 other CAS numbers
98731-29-4 · 99935-72-5 · 102694-50-8 · 131647-34-2 · 1809258-59-0 · 2392017-59-1 · 14937-32-7
Concern score
Not assessed — no hazard data yet.
1,2,3,4,6-Pentagalloyl glucose in plain language
On cosmetic ingredient lists it appears as “Glucosyl pentagallate”.
Also known as Glucosyl pentagallate · Pentagalloylglucose · Penta-O-galloyl-beta-D-glucose · .BETA.-1,2,3,4,6-PENTAGALLOYLGLUCOSE · 1,2,3,4,6-PENTA-O-GALLOYL-D-GLUCOPYRANOSE · 1,2,3,4,6-PENTAGALLOYL-.BETA.-D-GLUCOPYRANOSE
Show all 28 names
1,2,3,4,6-PENTAGALLOYL-.BETA.-D-GLUCOPYRANOSIDE · 5GG · Beta-penta-o-galloyl-glucose · Gallotannin 15 · Penta-o-galloyl-.beta.-d-glucopyranose · Pentagalloyl glucose · Pentagalloyl-beta-d-glucose · Pgg · .beta.-d-glucopyranose, PENTAKIS(3,4,5-TRIHYDROXYBENZOATE) · 1,2,3,4,6-PENTA-O-GALLOYL-.BETA.-D-GLUCOPYRANOSE · 1,2,3,4,6-PENTA-O-GALLOYL-.BETA.-GLUCOSE · 1,2,3,4,6-Penta-O-galloyl beta-glucopyranose · 1,2,3,4,6-Penta-O-galloyl-beta-D-glucose · 1,2,3,4,6-Penta-O-galloylglucose · 1,2,3,4,6-pentagalloyl-beta-d-glucopyranoside · C04576 · J277.746K · beta-D-pentagalloylglucose · penta-1,2,3,4,6-O-galloyl-beta-D-glucose · penta-O-galloyl-beta-D-glucoside · penta-o-galloyl-alpha-d-glucose · 1,2,3,4,6-PENTAGALLOYL glucose (constituent of banaba leaf)
Used in cosmetics as an antioxidant. Glucosyl Pentagallate is the pentaester of Glucose and Gallic Acid.
- Antioxidant
- We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
Regulation
No restrictions found. 1,2,3,4,6-Pentagalloyl glucose appears in these published regulatory listings.
- Found in consumer products
- Industrial
EUCosIngActiveGlucosyl Pentagallate is the pentaester of Glucose and Gallic Acid.
- Glucosyl Pentagallate is the pentaester of Glucose and Gallic Acid.Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Antioxidant.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Antioxidant.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →
Expert safety opinions
No expert opinion on file for 1,2,3,4,6-Pentagalloyl glucose. 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 1,2,3,4,6-Pentagalloyl glucose yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
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 →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Fragrance avoidance
Nothing to weigh for this context yet.
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 1,2,3,4,6-Pentagalloyl glucose in a product composition. These are source records, not Greenveil catalog products.
Named organisations
1
Typical roles
Antioxidant