Ingredient review
Isopropyl Cyclohexylpropionate
INCI: ISOPROPYL CYCLOHEXYLPROPIONATE
A lightweight synthetic emollient that softens skin without a greasy feel, generally well-tolerated.
In plain English
Isopropyl Cyclohexylpropionate is a man-made oil-like ingredient that helps moisturizers and other products spread smoothly on your skin. It leaves a silky, non-greasy finish, making it popular in lightweight lotions, sunscreens, and makeup. It's considered very gentle and unlikely to clog pores or cause irritation for most people.
Review score
Safety, usefulness, and evidence
Potentially useful with some tradeoffs
The evidence base is useful, but some claims depend heavily on the formula.
Risk flags are low for most users, though the finished product can still irritate.
- Source
- synthetic
- Evidence
- moderate
- Irritation
- low
- Clogging risk
- low
Quick decision guide
Useful, but context matters
Isopropyl Cyclohexylpropionate 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.
- Step 1Start with the score, then check the irritation and clogging risk before judging Isopropyl Cyclohexylpropionate.
- 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
lowLess likely to sting, burn, or bother most users, though sensitive skin can still react.
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
A synthetic ester derived from cyclohexylpropionic acid and isopropyl alcohol, designed to mimic the feel of natural oils while being more stable and less greasy.
How it works
It sits on the skin's surface to reduce water loss (like a gentle barrier) and fills in rough spots, making skin feel softer and smoother. It also helps other ingredients spread evenly and absorb better.
Pros
Lightweight feel
Leaves a silky, non-greasy finish that works well for oily or combination skin types.
Low irritation risk
Clinical data and safety panels rate it as very low in irritation and sensitization, making it suitable for sensitive skin.
Cons and cautions
Synthetic origin
Derived from petrochemicals, which may be a concern for those seeking natural or sustainable ingredients.
Limited research
Fewer independent studies exist compared to traditional emollients like jojoba oil or squalane, though safety data is solid.
Best for
- People with normal to oily skin who want lightweight moisture
- Anyone looking for a non-comedogenic emollient in sunscreens or makeup
Use caution if
- Those who strictly avoid synthetic ingredients
- Individuals with known sensitivity to esters (rare)
Usage tips
Safety summary
Isopropyl Cyclohexylpropionate is considered safe for use in cosmetics at typical concentrations. The Cosmetic Ingredient Review (CIR) panel has reviewed similar esters and found them non-irritating and non-sensitizing. It is not known to be toxic, carcinogenic, or a reproductive hazard.
Research notes
Safety assessments by industry panels and regulatory bodies confirm low irritation and sensitization potential. Published studies on similar esters support its use as a mild emollient. No long-term human exposure studies are available, but short-term use is well-supported.
Common label clues
- Typical concentration
- 1% to 10%
- Regulatory status
- Approved for use in cosmetics by the FDA (as a generally recognized safe ingredient) and listed in the EU CosIng database. No concentration restrictions in leave-on or rinse-off products.
- Common uses
- Moisturizers, Sunscreens, Makeup, Hair conditioners
- Environmental note
- As a synthetic ester, it is not biodegradable in all conditions, but it is not known to bioaccumulate. Eco-conscious consumers may prefer plant-derived alternatives.
Good to know
- It is often used as a replacement for heavier oils in 'oil-free' formulas.
- The ingredient is stable and does not easily oxidize, extending product shelf life.
Common questions
What is Isopropyl Cyclohexylpropionate in beauty products?
Isopropyl Cyclohexylpropionate is a man-made oil-like ingredient that helps moisturizers and other products spread smoothly on your skin. It leaves a silky, non-greasy finish, making it popular in lightweight lotions, sunscreens, and makeup. It's considered very gentle and unlikely to clog pores or cause irritation for most people.
What does Isopropyl Cyclohexylpropionate do in a beauty product?
It sits on the skin's surface to reduce water loss (like a gentle barrier) and fills in rough spots, making skin feel softer and smoother. It also helps other ingredients spread evenly and absorb better.
Is Isopropyl Cyclohexylpropionate safe for most people?
Isopropyl Cyclohexylpropionate is considered safe for use in cosmetics at typical concentrations. The Cosmetic Ingredient Review (CIR) panel has reviewed similar esters and found them non-irritating and non-sensitizing. It is not known to be toxic, carcinogenic, or a reproductive hazard.
Who should be careful with Isopropyl Cyclohexylpropionate?
Those who strictly avoid synthetic ingredients Individuals with known sensitivity to esters (rare)
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.