Good Cosmetic Ingredient

Decahydro‑β‑Naphthol

INCI: DECAHYDRO-BETA-NAPHTHOL

CAS Number
Commonly associated with decahydro‑2‑naphthol; specific CAS not clearly standardized in public cosmetic lists (trade suppliers list “decahydro‑2‑naphthol” generically).
Function
Fragrance ingredient with polycyclic musk-like or woody note
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes Used as fragrance; no specific FDA cosmetic restriction identified; safety overseen under general requirement that ingredients be safe for intended use

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Polycyclic fragrance structure with environmental scrutiny concerns regarding bioaccumulation, though RIFM evaluations for related esters report no PBT concern at current use levels; monitor IFRA updates for regulatory changes.

⚠️
Concern Level: Moderate

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Decahydro‑β‑Naphthol safe in cosmetics?

Polycyclic fragrance structure with environmental scrutiny concerns regarding bioaccumulation, though RIFM evaluations for related esters report no PBT concern at current use levels; monitor IFRA updates for regulatory changes. The EU classifies Decahydro‑β‑Naphthol as "prohibited". Safety rating: GOOD.

Is Decahydro‑β‑Naphthol allowed in the EU?

Decahydro‑β‑Naphthol EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Decahydro‑β‑Naphthol do in cosmetics?

Decahydro‑β‑Naphthol functions as: Fragrance ingredient with polycyclic musk-like or woody note. It is classified as a cosmetic ingredient in our database. CAS number: Commonly associated with decahydro‑2‑naphthol; specific CAS not clearly standardized in public cosmetic lists (trade suppliers list “decahydro‑2‑naphthol” generically)..

What is the Margin of Safety for Decahydro‑β‑Naphthol?

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.

Compliance Tools

Check Decahydro‑β‑Naphthol compliance across multiple jurisdictions:

🔬
Ingredient Decoder
Paste a full ingredient list for instant analysis
 🌸
82 Allergen Checker
Check for EU declarable fragrance allergens
 🧪
Substance Compliance
Check compliance across 55 jurisdictions
 🧮
MoS Calculator
Calculate Margin of Safety using SCCS methodology
 ⚗️
Heavy Metal Limits
Compare limits across jurisdictions

Related Ingredients

Tetrahydrofurfuryl Alcohol
Moderate
Isopropylcyclohexanol
Moderate
Salvia Sclarea Flower/Leaf/Stem Oil
Good
Hydrocinnamaldehyde
Moderate
Rhodinyl Acetate
Good
Browse all 30,000+ ingredients →
📱

Is Decahydro‑β‑Naphthol 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 Decahydro‑β‑Naphthol in your formulation.

Ingredient Decoder MoS Calculator