Ingredient review

Cedrela Sinensis Leaf Extract

INCI: CEDRELA SINENSIS LEAF EXTRACT

A gentle plant extract that may help protect skin from environmental stress, though research is still early.

beautyskincareantioxidant

In plain English

Cedrela sinensis leaf extract comes from the leaves of a tree sometimes called Chinese mahogany or toon. In skincare, it's added for its antioxidant content, which can help neutralize free radicals (unstable molecules that can damage skin cells). It also has mild soothing properties, making it a nice addition for sensitive or irritated skin. Because it's a natural extract, its effects are gentle and not as potent as some lab-made antioxidants.

Review score

Safety, usefulness, and evidence

3.8Good
3.8/ 5

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
How reviews are scored

Quick decision guide

Useful, but context matters

Cedrela Sinensis Leaf 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.

  1. Step 1Start with the score, then check the irritation and clogging risk before judging Cedrela Sinensis Leaf Extract.
  2. Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
  3. 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

low

Less likely to sting, burn, or bother most users, though sensitive skin can still react.

Clogging risk

low

Less likely to feel heavy or contribute to clogged pores for most skin types.

Evidence level

emerging

The ingredient may be promising, but claims should be treated more cautiously.

What it is

A natural extract derived from the leaves of the Cedrela sinensis tree, a species native to East Asia. The extract contains flavonoids, phenolic acids, and other plant compounds with antioxidant activity.

How it works

The extract donates electrons to neutralize free radicals, reducing oxidative stress on the skin. It may also calm minor inflammation by inhibiting certain pro-inflammatory pathways, though the exact mechanism is not fully characterized.

Pros

Gentle antioxidant

Provides a mild shield against free radicals without irritating most skin types, making it suitable for daily use.

Soothing potential

May help calm redness or minor irritation, which is a plus for sensitive or stressed skin.

Cons and cautions

Limited research

Most evidence comes from lab studies, not large human trials, so its real-world benefits are not fully proven.

Variable potency

As a natural extract, the concentration of active compounds can vary between batches, leading to inconsistent results.

Best for

  • Anyone looking for a mild antioxidant boost in their routine
  • People with sensitive or reactive skin who want gentle protection

Use caution if

  • Those with known allergies to Cedrela or related tree species

Usage tips

Look for products where the extract is listed near the middle or top of the ingredient list for meaningful levels.
Pair with a broad-spectrum sunscreen for added antioxidant defense against UV damage.

Safety summary

Cedrela sinensis leaf extract is considered safe for topical use with a low risk of irritation or allergy. As with any plant extract, patch testing is recommended for those with sensitive skin or plant allergies.

Research notes

Preliminary lab studies suggest antioxidant and anti-inflammatory activity, but clinical evidence in humans is sparse. More research is needed to confirm its efficacy in skincare.

Common label clues

Typical concentration
0.1% to 2% in leave-on products
Regulatory status
Generally recognized as safe for cosmetic use in the US and EU, with no specific restrictions beyond standard cosmetic ingredient regulations.
Common uses
Serums, Moisturizers, Toner
Environmental note
Cedrela sinensis is a fast-growing tree, making it a relatively sustainable botanical source when harvested responsibly.

Good to know

  • The Cedrela sinensis tree is also known as the Chinese mahogany or toon tree, and its young leaves are sometimes used in Asian cuisine.
  • This extract is often found in K-beauty products aimed at soothing or brightening the skin.

Common questions

What is Cedrela Sinensis Leaf Extract in beauty products?

Cedrela sinensis leaf extract comes from the leaves of a tree sometimes called Chinese mahogany or toon. In skincare, it's added for its antioxidant content, which can help neutralize free radicals (unstable molecules that can damage skin cells). It also has mild soothing properties, making it a nice addition for sensitive or irritated skin. Because it's a natural extract, its effects are gentle and not as potent as some lab-made antioxidants.

What does Cedrela Sinensis Leaf Extract do in a beauty product?

The extract donates electrons to neutralize free radicals, reducing oxidative stress on the skin. It may also calm minor inflammation by inhibiting certain pro-inflammatory pathways, though the exact mechanism is not fully characterized.

Is Cedrela Sinensis Leaf Extract safe for most people?

Cedrela sinensis leaf extract is considered safe for topical use with a low risk of irritation or allergy. As with any plant extract, patch testing is recommended for those with sensitive skin or plant allergies.

Who should be careful with Cedrela Sinensis Leaf Extract?

Those with known allergies to Cedrela or related tree species

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.