4-Amino-3-Hydroxybutyric Acid

INCI: 4-AMINO-3-HYDROXYBUTYRIC ACID

CAS Number
352-21-6
Function
Skin Conditioning
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted, not 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
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

No significant concerns. Excellent temperature and pH stability with recommended use concentration of 0.05โ€“0.5%. Often used as a preservative booster and moisturizing efficiency enhancer.

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Concern Level: None

Frequently Asked Questions

Is 4-Amino-3-Hydroxybutyric Acid safe in cosmetics?

No significant concerns. Excellent temperature and pH stability with recommended use concentration of 0.05โ€“0.5%. Often used as a preservative booster and moisturizing efficiency enhancer. The EU classifies 4-Amino-3-Hydroxybutyric Acid as "permitted". Safety rating: EXCELLENT.

Is 4-Amino-3-Hydroxybutyric Acid allowed in the EU?

4-Amino-3-Hydroxybutyric Acid EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does 4-Amino-3-Hydroxybutyric Acid do in cosmetics?

4-Amino-3-Hydroxybutyric Acid functions as: Skin Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 352-21-6.

What is the Margin of Safety for 4-Amino-3-Hydroxybutyric Acid?

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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