Ingredient review

Acetylcedrene

INCI: ACETYLCEDRENE

Acetylcedrene is a synthetic woody fragrance ingredient that is generally safe at low concentrations but may cause skin sensitivity in some individuals.

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In plain English

Acetylcedrene is a man-made scent ingredient that smells like cedarwood. It is added to products like perfumes and lotions to give them a warm, woody aroma. Because it is a fragrance ingredient, it can sometimes cause skin irritation or allergic reactions in people with sensitive skin, but for most people it is safe when used in small amounts.

Quick decision guide

Useful, but context matters

Acetylcedrene is generally a lower-concern ingredient when the full formula suits your skin.

Plain-English read

Treat this as a practical screening step before you compare products that contain this ingredient.

  1. Step 1Start with the score, then check the irritation and clogging risk before judging Acetylcedrene.
  2. Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
  3. Step 3If a product stings, breaks you out, or worsens irritation, judge the finished formula and stop using it even if the ingredient scores well.

Score terms in plain English

Irritation risk

low

Less likely to sting, burn, or bother most users, though sensitive skin can still react.

Clogging risk

low

Less likely to feel heavy or contribute to clogged pores for most skin types.

Evidence level

moderate

There is useful support, but formula details and claim strength still matter.

What it is

Acetylcedrene is a synthetic aromatic compound created to mimic the scent of natural cedarwood. It is classified as a ketone and is widely used in the fragrance industry for its long-lasting, warm, and woody notes.

How it works

In a cosmetic product, acetylcedrene acts solely as a fragrance ingredient. It does not provide any skincare benefits like moisturizing or anti-aging. Its purpose is to impart a pleasant scent and help mask any undesirable odors from other ingredients.

Pros

Pleasant woody scent

Adds a warm, cedar-like aroma that is long-lasting and popular in many fragrances.

Low irritation for most

At typical low concentrations, it is well-tolerated by the majority of users without causing irritation.

Cons and cautions

Potential allergen

As a fragrance ingredient, it can cause allergic reactions or skin sensitivity in some people, especially those with a history of fragrance allergies.

No skincare benefit

Acetylcedrene is purely a scent additive and does not contribute to moisturizing, anti-aging, or other skin health functions.

Best for

  • People who enjoy woody, warm fragrances in their products
  • Those without a history of fragrance allergies

Use caution if

  • Individuals with known fragrance allergies or sensitive skin prone to contact dermatitis

Usage tips

If you have sensitive skin, patch test any product containing acetylcedrene before full application.
Look for products labeled 'fragrance-free' if you want to avoid synthetic scents like acetylcedrene.

Safety summary

Acetylcedrene is considered safe for use in cosmetics at low concentrations by major regulatory bodies. However, like many fragrance ingredients, it can be a skin sensitizer for a small percentage of users. Those with known fragrance allergies should exercise caution.

Research notes

Research on acetylcedrene is limited, but it is included in fragrance safety assessments by organizations like IFRA and the Research Institute for Fragrance Materials (RIFM). These assessments generally support its safe use within established limits.

Common label clues

Typical concentration
Typically used at very low levels, often less than 1% in leave-on products.
Regulatory status
Approved for use in cosmetics in the EU, US, and many other regions, subject to concentration limits in finished products. The International Fragrance Association (IFRA) sets safety standards for its use.
Common uses
Perfumes, Body lotions, Cleansers, Hair products
Environmental note
As a synthetic compound, acetylcedrene does not require harvesting of natural resources, but its production involves chemical synthesis which has an environmental footprint.

Good to know

  • Acetylcedrene is often listed simply as 'fragrance' or 'parfum' on ingredient labels, so you may not see it by name.
  • It is not derived from cedar trees; it is a synthetic compound designed to smell like cedarwood.

Common questions

What is Acetylcedrene in beauty products?

Acetylcedrene is a man-made scent ingredient that smells like cedarwood. It is added to products like perfumes and lotions to give them a warm, woody aroma. Because it is a fragrance ingredient, it can sometimes cause skin irritation or allergic reactions in people with sensitive skin, but for most people it is safe when used in small amounts.

What does Acetylcedrene do in a beauty product?

In a cosmetic product, acetylcedrene acts solely as a fragrance ingredient. It does not provide any skincare benefits like moisturizing or anti-aging. Its purpose is to impart a pleasant scent and help mask any undesirable odors from other ingredients.

Is Acetylcedrene safe for most people?

Acetylcedrene is considered safe for use in cosmetics at low concentrations by major regulatory bodies. However, like many fragrance ingredients, it can be a skin sensitizer for a small percentage of users. Those with known fragrance allergies should exercise caution.

Who should be careful with Acetylcedrene?

Individuals with known fragrance allergies or sensitive skin prone to contact dermatitis

Research sources

IFRA Standards on AcetylcedreneOpenRIFM Safety AssessmentOpenCosIng Database - European CommissionOpen

Ingredient reviews are educational and are not medical advice. Patch test new products and ask a licensed clinician about persistent irritation, allergies, pregnancy-specific questions, or diagnosed skin conditions.