How do I check if my formula contains S-GLYOXYLOYL ACETYL CYSTEINE?

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 9485720/02/2018

S-GLYOXYLOYL ACETYL CYSTEINE

S-Glyoxyloyl Acetyl Cysteine is the organic compound that conforms to the formula:

S-GLYOXYLOYL ACETYL CYSTEINE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

INCI Checker Compare all markets Search similar

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.

Markets and their official sources Search every market for this name

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

Inventory details for S-GLYOXYLOYL ACETYL CYSTEINE

INCI name

S-GLYOXYLOYL ACETYL CYSTEINE

Description

S-Glyoxyloyl Acetyl Cysteine is the organic compound that conforms to the formula:

Record provenance

Inventory reference: 94857
Imported identity: S-GLYOXYLOYL ACETYL CYSTEINE
Source update: 20/02/2018

European Commission CosIng source notes

Annex records for S-GLYOXYLOYL ACETYL CYSTEINE

Browse

Browse EU annexes

Explore Annex II–VI to see which substances are prohibited, restricted or permitted under specific conditions.

Search annex entries

Search the annex database for entries matching S-GLYOXYLOYL ACETYL CYSTEINE or related substances.

Key data

CAS

—

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.

—

Restriction

—

Function

HAIR WAVING OR STRAIGHTENING: Modifying the chemical structure of the hair, allowing it to be set in the style required (permanent waves or hair straightening).

Official EU ingredient-name evidence

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

#25661 · S-GLYOXYLOYL ACETYL CYSTEINE

Ingredients with overlapping formulation functions

POTASSIUM SULFITEANTIOXIDANT, HAIR WAVING OR STRAIGHTENING, PRESERVATIVE, REDUCING

POTASSIUM THIOGLYCOLATEDEPILATORY, HAIR WAVING OR STRAIGHTENING

PYRROLIDINYL DIAMINOPYRIMIDINE OXIDEHAIR CONDITIONING, HAIR WAVING OR STRAIGHTENING

RHODIOLA SACHALINENSIS EXTRACTHAIR CONDITIONING, HAIR WAVING OR STRAIGHTENING, SKIN CONDITIONING

SESAMUM SESAMOIDES LEAFANTI-SEBORRHEIC; ANTIOXIDANT; HAIR CONDITIONING; HAIR FIXING; HAIR WAVING OR STRAIGHTENING

SODIUM BISULFITEANTIOXIDANT, HAIR WAVING OR STRAIGHTENING, PRESERVATIVE, REDUCING

SODIUM LANETH-40 MALEATE/STYRENE SULFONATE COPOLYMERFILM FORMING, HAIR FIXING, HAIR WAVING OR STRAIGHTENING

SODIUM METHOXY PEG-16 MALEATE/STYRENE SULFONATE COPOLYMERFILM FORMING, HAIR FIXING, HAIR WAVING OR STRAIGHTENING

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 S-GLYOXYLOYL ACETYL CYSTEINE appears in the CosIng inventory

The CosIng inventory lists S-GLYOXYLOYL ACETYL CYSTEINE 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.

S-GLYOXYLOYL ACETYL CYSTEINE is also tagged with 1 cosmetic function 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

S-GLYOXYLOYL ACETYL CYSTEINE 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, S-GLYOXYLOYL ACETYL CYSTEINE carries the following function designation(s):

HAIR WAVING OR STRAIGHTENING

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

Open INCI Checker

Source note for S-GLYOXYLOYL ACETYL CYSTEINE

This page reproduces the CosIng inventory entry for S-GLYOXYLOYL ACETYL CYSTEINE 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 S-GLYOXYLOYL ACETYL CYSTEINE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

View sources View updates

Tools & next steps

Check your formula

Scan a full INCI list to detect S-GLYOXYLOYL ACETYL CYSTEINE and any linked EU annex restrictions or allergen flags.

INCI Checker

Search similar ingredients

Find other inventory ingredients and annex entries related to S-GLYOXYLOYL ACETYL CYSTEINE, its identifiers or nearby name variants.