What function does GLYCERYL SESQUI-3-HYDROXYBUTYRATE serve in cosmetics?

According to the EU CosIng inventory, GLYCERYL SESQUI-3-HYDROXYBUTYRATE carries the following function designation(s): SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING - HUMECTANT, SURFACTANT - SOLUBILIZING.

How do I check if my formula contains GLYCERYL SESQUI-3-HYDROXYBUTYRATE?

Use the INCI Checker to screen a full ingredient list across selected markets, or use the substance market comparison to review this identity across all supported market datasets.

InventoryRef cosing-live-1043202024-08-16

GLYCERYL SESQUI-3-HYDROXYBUTYRATE

Glyceryl Sesqui-3-Hydroxybutyrate is the mixture of mono- and diesters formed by the reaction of glycerol with methyl 3-hydroxybutyrate.

GLYCERYL SESQUI-3-HYDROXYBUTYRATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Exact external identity check

not_found

No complete-name PubChem match was verified. The material may be a mixture, trade-style INCI identity or be indexed under another identifier; this result must not be read as proof that no related chemistry exists.

Exact CosIng INCI name equals a PubChem synonym · Checked 2026-08-31

Official European Commission record

CosIng substance ID: 104320
Published in the Official Journal: Yes
Recorded by the Commission: 2024-08-16

Open this entry in the official CosIng database

Fields as published by the European Commission. The link opens the entry itself, not a search for it.

Inventory details for GLYCERYL SESQUI-3-HYDROXYBUTYRATE

INCI name

GLYCERYL SESQUI-3-HYDROXYBUTYRATE

Description

Glyceryl Sesqui-3-Hydroxybutyrate is the mixture of mono- and diesters formed by the reaction of glycerol with methyl 3-hydroxybutyrate.

Record provenance

Inventory reference: cosing-live-104320
Imported identity: GLYCERYL SESQUI-3-HYDROXYBUTYRATE
Source update: 2024-08-16

European Commission CosIng source notes

Annex records for GLYCERYL SESQUI-3-HYDROXYBUTYRATE

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Key data

CAS

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The CosIng inventory records no CAS number for this ingredient. That is the absence of an identifier in the source, not a finding about the substance.

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Restriction

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Function

SKIN CONDITIONING - EMOLLIENT: Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.
SKIN CONDITIONING - HUMECTANT: Increasing the water content of the top layers of the skin. Humectants are primarily hygroscopic agents drawing moisture from the surrounding air.
SURFACTANT - SOLUBILIZING: Helping another component (solute) to dissolve in a medium in which it is not normally soluble.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#11216 · GLYCERYL SESQUI-3-HYDROXYBUTYRATE

Ingredients with overlapping formulation functions

C30-50 ALKETH-40 (FORMERLY C30-50 PARETH-40)SURFACTANT - CLEANSING; SURFACTANT - SOLUBILIZING

CANDIDA BOMBICOLA/CAMELLIA JAPONICA SEED OIL FERMENT EXTRACT FILTRATEANTI-SEBUM, ANTIMICROBIAL, HAIR CONDITIONING, ORAL CARE, PRESERVATIVE, SKIN CONDITIONING - MISCELLA…

CANNABIDIETH-21SKIN CONDITIONING - EMOLLIENT; EMULSION STABILISING; FILM FORMING; FRAGRANCE; ORAL CARE; PERFUMING;…

DISODIUM C12-14 ALKETH-4 SULFOSUCCINATE (FORMERLY DISODIUM C12-14 PARETH-4 SULF…SURFACTANT - FOAM BOOSTING; SURFACTANT - CLEANSING; SURFACTANT - SOLUBILIZING

HYALURONAMIDOETHYL CHOLESTERYLCARBAMATEEMULSION STABILISING; SKIN CONDITIONING - HUMECTANT; SKIN CONDITIONING - MISCELLANEOUS; SURFACTANT …

METHOXY PEG-36 BILIRUBINAMIDEANTIOXIDANT; EMULSION STABILISING; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS; SURFACTANT -…

NONOXYNOL-20SURFACTANT - EMULSIFYING; SURFACTANT - CLEANSING; SURFACTANT - SOLUBILIZING

NONOXYNOL-23SURFACTANT - CLEANSING; SURFACTANT - SOLUBILIZING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How GLYCERYL SESQUI-3-HYDROXYBUTYRATE appears in the CosIng inventory

The CosIng inventory lists GLYCERYL SESQUI-3-HYDROXYBUTYRATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

GLYCERYL SESQUI-3-HYDROXYBUTYRATE is also tagged with 3 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

GLYCERYL SESQUI-3-HYDROXYBUTYRATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, GLYCERYL SESQUI-3-HYDROXYBUTYRATE carries the following function designation(s):

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

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Source note for GLYCERYL SESQUI-3-HYDROXYBUTYRATE

This page reproduces the CosIng inventory entry for GLYCERYL SESQUI-3-HYDROXYBUTYRATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research GLYCERYL SESQUI-3-HYDROXYBUTYRATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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