What does Lysine thiazolidine carboxylate do?

Used in cosmetics as a skin-conditioning agent. Lysine Thiazolidine Carboxylate is the lysine salt of thiazolidine carboxylic acid.

Is Lysine thiazolidine carboxylate safe?

We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

beauty
cleaning

Lysine thiazolidine carboxylate

CAS 57762-37-5

Concern score

Not assessed — no hazard data yet.

Lysine thiazolidine carboxylate in plain language

What it is: Also known as 4-THIAZOLIDINECARBOXYLIC acid, compd. with l-lysine (1:1) · L-lysine, MONO-4-THIAZOLIDINECARBOXYLATE · L-Lysine--1,3-thiazolidine-4-carboxylic acid (1/1) · AKOS040752837 · L-Lysine, compd. with 4-thiazolidinecarboxylic acid (1:1) · Lysine, mono-4-thiazolidinecarboxylate
Show all 9 names
Q27292873 · T33063 · UNII-WUG63M652E
What it does: Used in cosmetics as a skin-conditioning agent. Lysine Thiazolidine Carboxylate is the lysine salt of thiazolidine carboxylic acid.
Skin conditioning
Surfactant
Conditioner
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Lysine thiazolidine carboxylate appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Beauty
Cleaning

EUCosIngActiveLysine Thiazolidine Carboxylate is the lysine salt of thiazolidine carboxylic acid that conforms to the formula
- Lysine Thiazolidine Carboxylate is the lysine salt of thiazolidine carboxylic acid that conforms to the formulaSource →
USEPAcommercial use observedEPA CPDat observed this chemical in 15 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Softener and conditioner.
- EPA CPDat observed this chemical in 15 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Softener and conditioner.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 Lysine thiazolidine carboxylate. 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 Lysine thiazolidine carboxylate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated may 26, 2015
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
Open →

Suitability

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

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

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 Lysine thiazolidine carboxylate in a product composition. These are source records, not Greenveil catalog products.

Source records

Named organisations

Personal care

Typical roles

Skin conditioningSurfactantConditioner

See products using Lysine thiazolidine carboxylate →