Ingredient review
Sterculia Scaphigera Seed Extract
INCI: STERCULIA SCAPHIGERA SEED EXTRACT
A gentle, plant-based extract that may help calm skin and provide a light protective film, though research is still emerging.
In plain English
This is an extract from the seeds of a tropical tree sometimes called the malva nut. In skincare, it is used to help soothe irritated skin and create a very thin, invisible layer on the surface that can help lock in moisture and protect against environmental stressors. Think of it like a gentle, breathable shield for your skin.
Review score
Safety, usefulness, and evidence
Potentially useful with some tradeoffs
The evidence base is still emerging, so marketing claims deserve extra caution.
Risk flags are low for most users, though the finished product can still irritate.
- Source
- natural
- Evidence
- emerging
- Irritation
- low
- Clogging risk
- low
Quick decision guide
Useful, but context matters
Sterculia Scaphigera Seed Extract 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 Sterculia Scaphigera Seed Extract.
- 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
emergingThe ingredient may be promising, but claims should be treated more cautiously.
What it is
A natural extract derived from the seeds of Sterculia scaphigera (also known as Scaphium scaphigerum), a tree native to Southeast Asia. The seeds are rich in polysaccharides (complex sugars) that give the extract its soothing and film-forming abilities.
How it works
When applied to the skin, the polysaccharides in the extract form a thin, flexible film on the surface. This film helps reduce water loss from the skin (improving hydration) and can physically block irritants from penetrating. It also has mild anti-inflammatory properties, which may help calm redness and sensitivity.
Pros
Gentle soothing action
The extract's polysaccharides have mild anti-inflammatory properties that can help calm redness and irritation, making it a good choice for sensitive skin routines.
Lightweight protective film
Unlike heavy occlusives, this extract forms a thin, breathable layer that helps lock in moisture without feeling greasy or clogging pores.
Cons and cautions
Limited research
Most evidence for its benefits comes from traditional use and preliminary lab studies, not large-scale human clinical trials, so its effectiveness is not as well-established as some other soothing ingredients.
Potential tackiness
At higher concentrations or in certain formulations, the film it creates can feel slightly sticky or tacky on the skin, which some users may find unpleasant.
Best for
- People with sensitive or easily irritated skin looking for a gentle soothing ingredient
- Those wanting a lightweight, non-greasy film to help protect and hydrate their skin
Use caution if
- Individuals with a known allergy to plants in the Malvaceae family (e.g., cotton, okra, hibiscus) should patch test first
Usage tips
Safety summary
Sterculia scaphigera seed extract is considered safe for topical use in cosmetics. It has a low irritation and comedogenic risk, making it suitable for most skin types. As with any new ingredient, a patch test is recommended for those with sensitive skin or plant allergies.
Research notes
Research on this specific extract is limited. Preliminary studies suggest it has anti-inflammatory and film-forming properties, but more human clinical trials are needed to confirm its benefits and compare it to other soothing ingredients.
Common label clues
- Typical concentration
- 0.1% to 2%
- Regulatory status
- Generally recognized as safe for use in cosmetics in the US and EU when used as intended. No specific restrictions are in place.
- Common uses
- Soothing serums, Hydrating masks, Calming moisturizers
- Environmental note
- The tree is native to tropical regions and is not currently listed as endangered, but sustainable sourcing practices are recommended to protect natural habitats.
Good to know
- The seeds of Sterculia scaphigera are also used in traditional medicine in Southeast Asia for soothing sore throats and coughs.
- This extract is often found in 'cica' or soothing formulas alongside other calming ingredients like centella asiatica.
Common questions
What is Sterculia Scaphigera Seed Extract in beauty products?
This is an extract from the seeds of a tropical tree sometimes called the malva nut. In skincare, it is used to help soothe irritated skin and create a very thin, invisible layer on the surface that can help lock in moisture and protect against environmental stressors. Think of it like a gentle, breathable shield for your skin.
What does Sterculia Scaphigera Seed Extract do in a beauty product?
When applied to the skin, the polysaccharides in the extract form a thin, flexible film on the surface. This film helps reduce water loss from the skin (improving hydration) and can physically block irritants from penetrating. It also has mild anti-inflammatory properties, which may help calm redness and sensitivity.
Is Sterculia Scaphigera Seed Extract safe for most people?
Sterculia scaphigera seed extract is considered safe for topical use in cosmetics. It has a low irritation and comedogenic risk, making it suitable for most skin types. As with any new ingredient, a patch test is recommended for those with sensitive skin or plant allergies.
Who should be careful with Sterculia Scaphigera Seed Extract?
Individuals with a known allergy to plants in the Malvaceae family (e.g., cotton, okra, hibiscus) should patch test first
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.