Ingredient review
C28-36 Olefin
INCI: C28-36 OLEFIN
A gentle, non-greasy emollient that softens skin and improves product feel without clogging pores.
In plain English
C28-36 Olefin is a synthetic oil-like ingredient made from long carbon chains. It spreads easily on the skin, leaving a smooth, silky feel without heavy greasiness. Think of it as a lightweight moisturizing helper that makes creams and lipsticks glide on nicely.
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
C28-36 Olefin 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 C28-36 Olefin.
- 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 mixture of hydrocarbons with 28 to 36 carbon atoms, produced by refining petroleum or natural gas. It belongs to the alpha olefin family and is used in cosmetics as a non-volatile emollient.
How it works
It forms a thin, breathable film on the skin's surface that reduces water loss and softens the outer layer. Its long molecular structure gives a silky, cushiony texture that improves the spreadability of products.
Pros
Silky texture
Leaves skin feeling smooth and soft without a heavy, greasy residue, making it ideal for daytime use.
Low irritation risk
Rarely causes stinging or redness, even for sensitive skin types, and has a low comedogenic rating.
Cons and cautions
Petroleum-derived
Sourced from non-renewable fossil fuels, which may be a concern for eco-conscious users.
Limited skin benefits
Acts mainly as a texture enhancer and emollient; it does not provide active hydration or antioxidant effects.
Best for
- People with normal to dry skin seeking lightweight moisture
- Anyone who prefers non-greasy, silky textures in skincare
Use caution if
- Those strictly avoiding petroleum-derived ingredients
- Individuals with very oily or acne-prone skin may prefer lighter alternatives
Usage tips
Safety summary
C28-36 Olefin is considered safe for cosmetic use with a low risk of irritation or sensitization. It has been reviewed by the Cosmetic Ingredient Review (CIR) panel and is not associated with significant health concerns at typical concentrations.
Research notes
Limited peer-reviewed studies exist specifically for C28-36 Olefin, but it is structurally similar to other safe long-chain hydrocarbons used in cosmetics. Safety assessments rely on general hydrocarbon toxicology and industry experience.
Common label clues
- Typical concentration
- 1% to 10%
- Regulatory status
- Approved for use in cosmetics in the US, EU, and other major markets. No specific concentration restrictions are imposed by the FDA or EU CosIng database.
- Common uses
- Moisturizers, Lip products, Makeup, Hair conditioners
- Environmental note
- As a synthetic hydrocarbon, it is not readily biodegradable and may persist in the environment. Some manufacturers are exploring bio-based alternatives.
Good to know
- C28-36 Olefin is often used in lipsticks and balms to create a comfortable, cushiony feel.
- It is considered safe by major cosmetic safety panels at typical use levels.
Common questions
What is C28-36 Olefin in beauty products?
C28-36 Olefin is a synthetic oil-like ingredient made from long carbon chains. It spreads easily on the skin, leaving a smooth, silky feel without heavy greasiness. Think of it as a lightweight moisturizing helper that makes creams and lipsticks glide on nicely.
What does C28-36 Olefin do in a beauty product?
It forms a thin, breathable film on the skin's surface that reduces water loss and softens the outer layer. Its long molecular structure gives a silky, cushiony texture that improves the spreadability of products.
Is C28-36 Olefin safe for most people?
C28-36 Olefin is considered safe for cosmetic use with a low risk of irritation or sensitization. It has been reviewed by the Cosmetic Ingredient Review (CIR) panel and is not associated with significant health concerns at typical concentrations.
Who should be careful with C28-36 Olefin?
Those strictly avoiding petroleum-derived ingredients Individuals with very oily or acne-prone skin may prefer lighter alternatives
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.