Excellent Cosmetic Ingredient NOAEL Data

Ethylene Brassylate (Macrocycle)

INCI: ETHYLENE BRASSYLATE

CAS Number
105-95-3
Function
Fragrance, Tonic (creates a pleasant feeling on skin/hair)
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no FDA restrictions; FEMA GRAS #3543; IFRA unrestricted status globally as of 2025

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

3 study endpoints found for Ethylene Brassylate (Macrocycle). NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOEL 1000 mg/kg bw/day oral rat oral REACH
LOAEL 30 mg/kg bw/day dermal code:3484 dermal REACH
NOAEL 1000 mg/kg bw/day oral rat oral REACH

Expert Verdict

No significant safety concerns; environmentally favorable compared to polycyclic musks; no photoirritation concerns.

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Concern Level: Low

Regulatory Flags

fragrance-component epa_safer_alternative ifra_fragrance fda_food_additive

Frequently Asked Questions

Is Ethylene Brassylate (Macrocycle) safe in cosmetics?

No significant safety concerns; environmentally favorable compared to polycyclic musks; no photoirritation concerns. The EU classifies Ethylene Brassylate (Macrocycle) as "permitted". Safety rating: EXCELLENT. 3 toxicological study endpoint(s) are available in our database.

Is Ethylene Brassylate (Macrocycle) allowed in the EU?

Ethylene Brassylate (Macrocycle) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Ethylene Brassylate (Macrocycle) do in cosmetics?

Ethylene Brassylate (Macrocycle) functions as: Fragrance, Tonic (creates a pleasant feeling on skin/hair). It is classified as a cosmetic ingredient in our database. CAS number: 105-95-3.

What is the Margin of Safety for Ethylene Brassylate (Macrocycle)?

adequate 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.

What is the NOAEL for Ethylene Brassylate (Macrocycle)?

The NOAEL (No Observed Adverse Effect Level) for Ethylene Brassylate (Macrocycle) is 1000 mg/kg bw/day based on a oral study via oral route in rat. A total of 3 study endpoints are available. Source: REACH.

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