Tulipalin B

INCI: TULIPALIN B (ฮ‘-METHYLENE-ฮ’-HYDROXY-ฮ“-BUTYROLACTONE)

CAS Number
38965-80-9
Function
Skin protecting (antimicrobial properties in plant)
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not specifically regulated; no CIR safety assessment found

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

๐Ÿ”ด Contact allergen; ฮฑ-methylene butyrolactone moiety is a reactive Michael acceptor; while weaker than Tulipalin A, still poses significant sensitization risk; fungitoxic properties confirmed

โš ๏ธ
Concern Level: High

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Tulipalin B safe in cosmetics?

๐Ÿ”ด Contact allergen; ฮฑ-methylene butyrolactone moiety is a reactive Michael acceptor; while weaker than Tulipalin A, still poses significant sensitization risk; fungitoxic properties confirmed The EU classifies Tulipalin B as "permitted". Safety rating: POOR.

Is Tulipalin B allowed in the EU?

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

What does Tulipalin B do in cosmetics?

Tulipalin B functions as: Skin protecting (antimicrobial properties in plant). It is classified as a cosmetic ingredient in our database. CAS number: 38965-80-9.

What is the Margin of Safety for Tulipalin B?

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.

๐Ÿ“ฑ

Is Tulipalin B in Your Products?

Scan any product label with Piro โ€” our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free โ†’

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Tulipalin B in your formulation.