Ingredient review
Tetrahydrodimethylbenzofuranone
INCI: TETRAHYDRO-DIMETHYL-BENZOFURAN-2-ONE
A synthetic scent ingredient that adds a sweet, warm note to products; generally considered safe at low concentrations but may cause sensitivity in some individuals.
In plain English
This is a man-made chemical used to give skincare and beauty products a sweet, caramel-like smell. It's added in tiny amounts to make the product more pleasant to use. While it's not a moisturizer or active treatment, it can be a concern for people with very sensitive skin or fragrance allergies.
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
Tetrahydrodimethylbenzofuranone 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 Tetrahydrodimethylbenzofuranone.
- 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
Tetrahydrodimethylbenzofuranone is a synthetic organic compound belonging to the benzofuranone family. It is created in a lab and used primarily as a fragrance ingredient to provide a sweet, creamy, or caramel-like aroma.
How it works
In a cosmetic product, this ingredient works by evaporating from the skin or hair and interacting with olfactory receptors in the nose, creating the perception of a sweet scent. It does not have any known skincare benefits beyond fragrance.
Pros
Pleasant scent
Adds a warm, sweet caramel note that many people find appealing in lotions and perfumes.
Low irritation risk for most
At typical low concentrations, it rarely causes irritation in the general population.
Cons and cautions
No skincare benefit
This ingredient only provides fragrance; it does not moisturize, protect, or treat the skin.
Potential allergen
Like many synthetic fragrances, it can trigger allergic reactions or contact dermatitis in sensitive individuals.
Best for
- People who enjoy sweet-scented products
- Those without fragrance sensitivities
Use caution if
- Individuals with known fragrance allergies or very sensitive skin
Usage tips
Safety summary
Generally recognized as safe for use in cosmetics at low concentrations by major regulatory bodies. However, like all fragrance ingredients, it carries a small risk of skin sensitization in susceptible individuals.
Research notes
Limited peer-reviewed research specifically on this compound. Safety assessments rely on general fragrance ingredient evaluations and industry data. No significant toxicity concerns at cosmetic use levels.
Common label clues
- Typical concentration
- Typically used at very low levels (under 1%) as a fragrance component
- Regulatory status
- Approved for use in cosmetics in the EU, US, and other major markets at low concentrations. Subject to fragrance allergen labeling requirements in the EU.
- Common uses
- Fragranced skincare, Body lotions, Perfumes, Hair care
- Environmental note
- As a synthetic compound, its environmental persistence and biodegradability are not well-documented; limited data available.
Good to know
- This ingredient is often used in combination with other fragrance chemicals to create complex sweet scents.
- Fragrance ingredients are generally not required to be individually listed on labels in some regions, but this one is named here.
Common questions
What is Tetrahydrodimethylbenzofuranone in beauty products?
This is a man-made chemical used to give skincare and beauty products a sweet, caramel-like smell. It's added in tiny amounts to make the product more pleasant to use. While it's not a moisturizer or active treatment, it can be a concern for people with very sensitive skin or fragrance allergies.
What does Tetrahydrodimethylbenzofuranone do in a beauty product?
In a cosmetic product, this ingredient works by evaporating from the skin or hair and interacting with olfactory receptors in the nose, creating the perception of a sweet scent. It does not have any known skincare benefits beyond fragrance.
Is Tetrahydrodimethylbenzofuranone safe for most people?
Generally recognized as safe for use in cosmetics at low concentrations by major regulatory bodies. However, like all fragrance ingredients, it carries a small risk of skin sensitization in susceptible individuals.
Who should be careful with Tetrahydrodimethylbenzofuranone?
Individuals with known fragrance allergies or very sensitive skin
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.