Ingredient review
Tribenzoyl Triricinolein
INCI: Tribenzoyl Triricinolein
A gentle, castor-oil-derived emollient that helps cosmetics feel smooth and stay put without clogging pores.
In plain English
Tribenzoyl Triricinolein is a modified version of castor oil. It is used in makeup and skincare to create a smooth, silky feel on the skin and to help products resist water and wear longer. Think of it as a helper ingredient that makes lipsticks glide on easily and stay in place, without making your skin feel greasy or heavy.
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
- semi synthetic
- Evidence
- moderate
- Irritation
- low
- Clogging risk
- low
Quick decision guide
Useful, but context matters
Tribenzoyl Triricinolein 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 Tribenzoyl Triricinolein.
- 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 semi-synthetic ester created by reacting castor oil with benzoic acid. It is a clear, viscous liquid that acts as an emollient (softens skin) and a film former (creates a light, flexible layer on the skin).
How it works
It spreads easily over the skin, filling in tiny gaps between skin cells to create a smooth surface. Its film-forming property helps lock in moisture and makes the product more resistant to water and transfer, so lipstick or foundation lasts longer.
Pros
Long-wearing comfort
Helps lipsticks and foundations stay put for hours without drying out the lips or skin.
Non-comedogenic
Unlikely to clog pores, making it suitable for acne-prone skin when used in appropriate concentrations.
Cons and cautions
Not deeply moisturizing
While it feels smooth, it does not provide the same level of hydration as richer emollients like shea butter.
Synthetic processing
It is chemically modified from castor oil, which may not appeal to those seeking fully natural or organic products.
Best for
- Anyone looking for long-wearing lip products
- People with oily or combination skin who want a non-greasy emollient
- Those who prefer low-comedogenic ingredients
Use caution if
- Individuals with known sensitivity to castor oil derivatives (rare)
- Those seeking purely natural or unprocessed ingredients
Usage tips
Safety summary
Tribenzoyl Triricinolein is considered safe for use in cosmetics at typical concentrations. It has a low irritation and comedogenic risk, and no significant safety concerns have been reported in regulatory reviews.
Research notes
While specific studies on Tribenzoyl Triricinolein are limited, the safety of castor oil derivatives is well-established. The Cosmetic Ingredient Review (CIR) has assessed similar esters and found them safe for cosmetic use. Its film-forming and emollient properties are supported by formulation science.
Common label clues
- Typical concentration
- Usually 1–10% in lip products and 0.5–5% in other formulations
- Regulatory status
- Approved for use in cosmetics in the EU, US, and many other regions. The Cosmetic Ingredient Review (CIR) panel has reviewed similar castor oil derivatives and found them safe as used.
- Common uses
- Lipsticks, Lip balms, Foundations, Water-resistant sunscreens, Color cosmetics
- Environmental note
- Derived from castor oil, a renewable plant source. However, the chemical modification process may have a moderate environmental footprint compared to unprocessed oils.
Good to know
- It is often used in 'transfer-proof' or 'long-wear' makeup formulas.
- Despite its long name, it is considered very safe and gentle by cosmetic safety panels.
Common questions
What is Tribenzoyl Triricinolein in beauty products?
Tribenzoyl Triricinolein is a modified version of castor oil. It is used in makeup and skincare to create a smooth, silky feel on the skin and to help products resist water and wear longer. Think of it as a helper ingredient that makes lipsticks glide on easily and stay in place, without making your skin feel greasy or heavy.
What does Tribenzoyl Triricinolein do in a beauty product?
It spreads easily over the skin, filling in tiny gaps between skin cells to create a smooth surface. Its film-forming property helps lock in moisture and makes the product more resistant to water and transfer, so lipstick or foundation lasts longer.
Is Tribenzoyl Triricinolein safe for most people?
Tribenzoyl Triricinolein is considered safe for use in cosmetics at typical concentrations. It has a low irritation and comedogenic risk, and no significant safety concerns have been reported in regulatory reviews.
Who should be careful with Tribenzoyl Triricinolein?
Individuals with known sensitivity to castor oil derivatives (rare) Those seeking purely natural or unprocessed ingredients
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.