Phenyl Timonacic

INCI: PHENYL TIMONACIC

CAS Number
539-03-7 (2-phenylthiazolidine-4-carboxylic acid) [^1_14]
Function
Skin conditioning, antioxidant
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not specifically restricted by FDA

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Limited independent cosmetic safety data; parent compound timonacic has pharmacological activity and biological activity at cosmetic concentrations should be assessed.

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Concern Level: Low

Frequently Asked Questions

Is Phenyl Timonacic safe in cosmetics?

Limited independent cosmetic safety data; parent compound timonacic has pharmacological activity and biological activity at cosmetic concentrations should be assessed. The EU classifies Phenyl Timonacic as "permitted". Safety rating: GOOD.

Is Phenyl Timonacic allowed in the EU?

Phenyl Timonacic EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Phenyl Timonacic do in cosmetics?

Phenyl Timonacic functions as: Skin conditioning, antioxidant. It is classified as a cosmetic ingredient in our database. CAS number: 539-03-7 (2-phenylthiazolidine-4-carboxylic acid) [^1_14].

What is the Margin of Safety for Phenyl Timonacic?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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