Brachychiton Acerifolius Leaf Extract: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: June 23, 2025
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All information on this page is verified using The Personal Care Products Council's (PCPC) INCI database. Our ingredient analyses are based exclusively on PCPC's technical data to ensure accuracy and reliability.

What Is Brachychiton Acerifolius Leaf Extract?

Brachychiton Acerifolius Leaf Extract comes from the bright green leaves of the Illawarra flame tree, a native Australian tree valued for its vivid red blossoms. The leaves hold a mix of polyphenols, flavonoids and tannins that act as natural antioxidants. Indigenous communities traditionally used parts of the tree for soothing skin, and this folk knowledge helped spark modern interest in its cosmetic potential.

To obtain the extract, freshly collected or carefully dried leaves are milled into a fine powder then soaked in a food grade solvent such as water, glycerin or a mild alcohol. After steeping, the solution is filtered and gently concentrated to preserve the delicate plant compounds. The result is a golden-brown liquid or dry powder that blends easily with water or oil phases.

Formulators add Brachychiton Acerifolius Leaf Extract to a variety of products: daily moisturizers, anti aging serums, hydrating masks, soothing after-sun gels, hair conditioners, body lotions and fine fragrances. Its mild scent, free radical fighting capacity and conditioning feel make it a versatile choice for both skin and hair care lines.

Brachychiton Acerifolius Leaf Extract’s Cosmetic Benefits/Uses

This multitasking plant extract offers several roles in beauty products:

  • Antioxidant – helps neutralize free radicals created by UV exposure and pollution which can lead to dullness and the appearance of premature aging
  • Flavouring – adds a gentle botanical note to rinse-off products like lip scrubs or flavored balms
  • Fragrance – imparts a light green leafy aroma that can soften or round out more intense scent blends
  • Hair Conditioning – coats the hair shaft to improve slip and manageability leaving strands feeling smoother and less prone to breakage
  • Perfuming – supports the overall scent profile of creams and lotions so they smell fresh upon application
  • Skin Conditioning – supplies lightweight moisture and a soft afterfeel helping skin look calmer and more supple

Who Can Use Brachychiton Acerifolius Leaf Extract

With its gentle antioxidant profile and lightweight conditioning abilities, Brachychiton Acerifolius Leaf Extract is generally well tolerated by most skin types including dry, oily, combination and sensitive. Those with a history of allergies to botanical ingredients, particularly other members of the Malvaceae family, should approach with caution as cross-sensitivities can occasionally occur.

The extract is entirely plant derived, contains no animal by-products and is usually processed without animal testing, making it suitable for both vegans and vegetarians. Always check the final product label to confirm any additional ingredients align with your lifestyle choices.

No specific warnings link this ingredient to problems during pregnancy or while breastfeeding. It is considered a mild cosmetic additive but research in these populations is limited, so this is not medical advice. Pregnant or nursing individuals should discuss any new skincare product with their healthcare professional to be safe.

Brachychiton Acerifolius Leaf Extract is not known to heighten sun sensitivity or interfere with common actives like retinol or vitamin C. Standard daily sun protection is still recommended as part of a complete skincare routine.

Potential Side Effects/Adverse Reactions

Reactions to topical Brachychiton Acerifolius Leaf Extract vary from person to person. The points below outline potential side effects that are possible yet uncommon when the ingredient is formulated and used correctly.

  • Skin irritation such as mild stinging or burning on application
  • Redness or localized inflammation, especially on compromised skin
  • Contact dermatitis in individuals allergic to plant extracts or the Malvaceae family
  • Itchy rash or hives in rare cases of hypersensitivity
  • Eye watering or discomfort if the product accidentally gets into the eyes

If any of these effects occur stop use immediately and consult a healthcare professional for guidance.

Comedogenic Rating

Rating: 0

Brachychiton Acerifolius Leaf Extract is typically supplied as a water or glycerin based solution with very little oil or wax, so it does not clog pores on its own. Its light molecular weight antioxidants and tannins sit on the skin surface rather than building up inside follicles, which is why it earns a 0 on the comedogenic scale.

That means it is generally suitable for people who are prone to acne or frequent breakouts.

Keep in mind the finished product formula matters. If the extract is blended into a heavy cream rich in butters or silicones, the overall product could still feel pore blocking even though the extract itself is not.

Summary

Brachychiton Acerifolius Leaf Extract offers antioxidant protection, subtle fragrance support, light skin and hair conditioning and a gentle flavor note in lip care. The polyphenols and flavonoids mop up free radicals while the natural plant sugars help bind water to skin and hair for a softer feel.

Although it is not as famous as green tea or vitamin C, the extract is popping up in niche Australian inspired lines and clean beauty formulas where a mild botanical booster is desired.

Current data and real world use show it is a safe ingredient for most people with only rare reports of irritation or allergy. As with any new cosmetic, doing a small patch test before full use is a sensible step to rule out personal sensitivity.

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