Ingredient review
Cinnamyl Benzoate
INCI: Cinnamyl Benzoate
Cinnamyl Benzoate is a common synthetic fragrance ingredient that adds a warm, sweet scent but may cause skin irritation or allergic reactions in sensitive individuals.
In plain English
Cinnamyl Benzoate is a man-made chemical that smells like cinnamon and balsam. It's added to many beauty products to give them a pleasant scent. However, because it's a known fragrance allergen, some people may experience redness, itching, or irritation when using products that contain it. If you have sensitive skin or a history of fragrance allergies, it's best to check labels and patch test before use.
Review score
Safety, usefulness, and evidence
Potentially useful with some tradeoffs
The evidence base is useful, but some claims depend heavily on the formula.
Main practical flags: irritation is moderate; clogging risk is low.
- Source
- synthetic
- Evidence
- moderate
- Irritation
- moderate
- Clogging risk
- low
Quick decision guide
Useful, but context matters
Cinnamyl Benzoate can be useful, but watch for some irritation potential.
Plain-English read
Treat this as a practical screening step before you compare products that contain this ingredient.
- Step 1Start with the score, then check the irritation and clogging risk before judging Cinnamyl Benzoate.
- Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
- 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
moderateCan bother some users, especially with frequent use, damaged skin, or strong companion ingredients.
Clogging risk
lowLess likely to feel heavy or contribute to clogged pores for most skin types.
Evidence level
moderateThere is useful support, but formula details and claim strength still matter.
What it is
Cinnamyl Benzoate is a synthetic ester derived from cinnamyl alcohol and benzoic acid. It is primarily used as a fragrance ingredient in cosmetics and personal care products.
How it works
In a cosmetic product, Cinnamyl Benzoate functions solely as a fragrance component. It does not provide any skin benefit beyond scent. It evaporates or remains on the skin at very low concentrations, contributing to the product's overall aroma profile.
Pros
Pleasant scent
Adds a warm, sweet, balsamic aroma that many find appealing in lotions, perfumes, and body washes.
Widely used
Commonly found in many fragranced products, making it easy to find if you enjoy this type of scent.
Cons and cautions
Allergen risk
Listed as a common allergen by the EU Cosmetics Regulation; can cause contact dermatitis, redness, or itching in sensitive individuals.
No skin benefit
Provides only fragrance with no moisturizing, anti-aging, or other skincare benefits.
Best for
- People without fragrance sensitivities who enjoy scented products
- Those looking for a warm, sweet fragrance note in their routine
Use caution if
- Individuals with known fragrance allergies or sensitive skin
- Anyone with eczema, rosacea, or reactive skin conditions
Usage tips
Safety summary
Cinnamyl Benzoate is generally safe for most people at low concentrations, but it is a known skin sensitizer. Those with fragrance allergies or sensitive skin should use caution and consider fragrance-free alternatives.
Research notes
Research confirms that Cinnamyl Benzoate can cause allergic contact dermatitis in susceptible individuals. It is classified as a fragrance allergen by the EU Scientific Committee on Consumer Safety (SCCS).
Common label clues
- Typical concentration
- Typically used at very low levels (under 1%) in rinse-off and leave-on products
- Regulatory status
- Approved for use in cosmetics in the US and EU, but must be listed on the label when present above certain thresholds due to allergen concerns.
- Common uses
- Fragranced lotions, Perfumes, Body washes, Hair products
- Environmental note
- As a synthetic compound, its environmental impact is minimal at typical usage levels, but it is not biodegradable in all conditions.
Good to know
- Cinnamyl Benzoate is one of 26 fragrance allergens that must be listed on product labels in the European Union.
- It is often found in combination with other fragrance ingredients, so check the full ingredient list if you have allergies.
Common questions
What is Cinnamyl Benzoate in beauty products?
Cinnamyl Benzoate is a man-made chemical that smells like cinnamon and balsam. It's added to many beauty products to give them a pleasant scent. However, because it's a known fragrance allergen, some people may experience redness, itching, or irritation when using products that contain it. If you have sensitive skin or a history of fragrance allergies, it's best to check labels and patch test before use.
What does Cinnamyl Benzoate do in a beauty product?
In a cosmetic product, Cinnamyl Benzoate functions solely as a fragrance component. It does not provide any skin benefit beyond scent. It evaporates or remains on the skin at very low concentrations, contributing to the product's overall aroma profile.
Is Cinnamyl Benzoate safe for most people?
Cinnamyl Benzoate is generally safe for most people at low concentrations, but it is a known skin sensitizer. Those with fragrance allergies or sensitive skin should use caution and consider fragrance-free alternatives.
Who should be careful with Cinnamyl Benzoate?
Individuals with known fragrance allergies or sensitive skin Anyone with eczema, rosacea, or reactive skin conditions
Research sources
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.