Citrus Hystrix Leaf Oil

INCI: CITRUS HYSTRIX LEAF OIL

CAS Number
91771-50-5 (shared CAS with other C. hystrix extracts)
Function
Perfuming / Fragrance
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status restricted
🇺🇸 US Status permitted
US Notes CIR: Safe as used when formulated to be non-irritating/non-sensitizing (2021). NO uses reported in FDA VCRP or industry concentration-of-use survey

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

IFRA restricted ingredient with no reported cosmetic uses; if introducing into formulations, conduct HRIPT at intended use concentration and verify heavy metal specifications (Pb ≤10 ppb, Cd ≤1 ppm, As ≤3 ppm, Hg ≤1 ppm).

⚠️
Concern Level: Moderate

Regulatory Flags

plant-oil fragrance-component

Frequently Asked Questions

Is Citrus Hystrix Leaf Oil safe in cosmetics?

IFRA restricted ingredient with no reported cosmetic uses; if introducing into formulations, conduct HRIPT at intended use concentration and verify heavy metal specifications (Pb ≤10 ppb, Cd ≤1 ppm, As ≤3 ppm, Hg ≤1 ppm). The EU classifies Citrus Hystrix Leaf Oil as "restricted". Safety rating: GOOD.

Is Citrus Hystrix Leaf Oil allowed in the EU?

Citrus Hystrix Leaf Oil EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Citrus Hystrix Leaf Oil do in cosmetics?

Citrus Hystrix Leaf Oil functions as: Perfuming / Fragrance. It is classified as a cosmetic ingredient in our database. CAS number: 91771-50-5 (shared CAS with other C. hystrix extracts).

What is the Margin of Safety for Citrus Hystrix Leaf Oil?

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.

📱

Is Citrus Hystrix Leaf Oil in Your Products?

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

Try Piro Free →

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Citrus Hystrix Leaf Oil in your formulation.