Ingredient review
Cyclohexyl Crotonate
INCI: Cyclohexyl Crotonate
Cyclohexyl Crotonate is a synthetic fragrance ingredient that adds a pleasant scent to products but may cause irritation in sensitive individuals.
In plain English
Cyclohexyl Crotonate is a man-made chemical used to give skincare and beauty products a specific scent. It belongs to a group of ingredients called esters, which are often created by combining an alcohol with an acid. In cosmetics, it's added in tiny amounts to make the product smell nice. While it's generally considered safe for most people, those with very sensitive skin or allergies to fragrances might experience irritation or redness.
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
Cyclohexyl Crotonate 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 Cyclohexyl Crotonate.
- 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
Cyclohexyl Crotonate is a synthetic ester derived from crotonic acid and cyclohexanol. It is used exclusively as a fragrance ingredient in cosmetics and personal care products.
How it works
In a cosmetic product, Cyclohexyl Crotonate functions solely as a fragrance component. It evaporates from the skin after application, releasing its scent. It does not provide any moisturizing, cleansing, or active skincare benefits.
Pros
Pleasant scent
Provides a consistent, pleasant fragrance that enhances the user experience of a product.
Low comedogenic risk
Unlikely to clog pores, making it suitable for most skin types when used in low concentrations.
Cons and cautions
Potential irritant
Can cause redness, itching, or stinging in people with sensitive skin or fragrance allergies.
No skincare benefit
Offers no moisturizing, anti-aging, or protective properties—it's purely for scent.
Best for
- People who enjoy scented skincare and have no history of fragrance allergies
- Those looking for a synthetic fragrance option in their routine
Use caution if
- Individuals with sensitive or reactive skin
- Anyone with a known fragrance allergy or contact dermatitis
Usage tips
Safety summary
Cyclohexyl Crotonate is considered safe for most people when used at low concentrations in cosmetics. However, it can be a skin irritant for sensitive individuals or those with fragrance allergies. Regulatory bodies like IFRA set usage limits to reduce risk.
Research notes
Research on Cyclohexyl Crotonate is limited, but it is recognized as a fragrance allergen by the EU Scientific Committee on Consumer Safety (SCCS) and is included in fragrance allergen labeling requirements.
Common label clues
- Typical concentration
- Typically used at very low levels, often below 1%
- Regulatory status
- Approved for use in cosmetics in the EU and US, with usage limits set by IFRA to minimize irritation risk.
- Common uses
- Fragranced skincare, Perfumes, Body lotions, Cleansers
- Environmental note
- As a synthetic compound, its environmental impact depends on manufacturing practices and biodegradability; limited data is available.
Good to know
- Cyclohexyl Crotonate is often listed simply as 'fragrance' or 'parfum' on ingredient labels, so it may not appear by name.
- This ingredient is regulated by the International Fragrance Association (IFRA) to ensure safe usage levels.
Common questions
What is Cyclohexyl Crotonate in beauty products?
Cyclohexyl Crotonate is a man-made chemical used to give skincare and beauty products a specific scent. It belongs to a group of ingredients called esters, which are often created by combining an alcohol with an acid. In cosmetics, it's added in tiny amounts to make the product smell nice. While it's generally considered safe for most people, those with very sensitive skin or allergies to fragrances might experience irritation or redness.
What does Cyclohexyl Crotonate do in a beauty product?
In a cosmetic product, Cyclohexyl Crotonate functions solely as a fragrance component. It evaporates from the skin after application, releasing its scent. It does not provide any moisturizing, cleansing, or active skincare benefits.
Is Cyclohexyl Crotonate safe for most people?
Cyclohexyl Crotonate is considered safe for most people when used at low concentrations in cosmetics. However, it can be a skin irritant for sensitive individuals or those with fragrance allergies. Regulatory bodies like IFRA set usage limits to reduce risk.
Who should be careful with Cyclohexyl Crotonate?
Individuals with sensitive or reactive skin Anyone with a known fragrance allergy or contact dermatitis
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.