Betula Platyphylla Japonica Wood 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 Betula Platyphylla Japonica Wood Extract?

Betula Platyphylla Japonica Wood Extract comes from the wood of the Japanese white birch, a tree known for its pale bark and hard yet workable timber. Chemically, the extract is a mix of natural sugars, polyphenols and small amounts of essential oils that the tree stores in its trunk to protect itself from stress and dehydration. Traditional herbal practices in East Asia prized birch for its soothing qualities, and modern formulators picked up on those folklore roots when searching for gentle plant based skin conditioners. Today manufacturers collect sustainably harvested wood chips, steep them in a water or gentle solvent bath, then filter and concentrate the liquid to create a clear to light amber extract ready for cosmetic use.

You will most often spot Betula Platyphylla Japonica Wood Extract in hydrating sheet masks, calming serums, light lotions, after-sun gels and age support creams where brands want to add a plant derived moisturizer that feels weightless on the skin.

Betula Platyphylla Japonica Wood Extract’s Cosmetic Benefits/Uses

In formulas this ingredient acts mainly as a skin conditioning agent, meaning it helps keep the surface of the skin soft, smooth and comfortably hydrated. Its natural sugars draw water into the outer layers while its polyphenols provide a mild antioxidant boost that supports a healthy looking complexion, making it a useful addition to products aimed at soothing dryness and maintaining an even texture.

Who Can Use Betula Platyphylla Japonica Wood Extract

This birch-derived extract is generally well tolerated by all skin types. Dry and sensitive skin may appreciate its water-binding sugars the most while oily or combination skin can enjoy the lightweight feel without added greasiness. It is not known to clog pores or trigger excess oil so acne-prone users can usually use it without worry.

The ingredient is plant sourced and processed without animal derivatives which makes it suitable for vegans and vegetarians.

No data shows that topical use poses specific risks to pregnant or breastfeeding women. Still, this is not medical advice and anyone who is expecting or nursing should check with a healthcare professional before adding new products to a routine.

Betula Platyphylla Japonica Wood Extract does not increase photosensitivity so there is no special sun avoidance needed beyond daily sunscreen use that dermatologists already recommend.

Potential Side Effects/Adverse Reactions

Individual responses to Betula Platyphylla Japonica Wood Extract can vary. The points below list potential but unlikely reactions assuming the product has been formulated and stored correctly.

  • Mild redness or stinging in very sensitive skin
  • Allergic contact dermatitis in users with a birch pollen or wood allergy
  • Rare delayed irritation when layered with highly active exfoliating acids or retinoids

If irritation or any unexpected reaction occurs discontinue use and seek guidance from a healthcare professional.

Comedogenic Rating

Rating: 0 / 5

Betula Platyphylla Japonica Wood Extract is primarily composed of water soluble sugars and polyphenols that sit lightly on the skin and rinse away cleanly. It lacks heavy oils or waxes that could block pores, so laboratory data and user reports both point to a negligible clogging risk. Because of this, it is considered safe for people who are prone to acne or breakouts.

The extract is usually included in low concentrations, which further reduces any chance of residue build-up. If a formula containing this ingredient still feels greasy the comedogenicity is more likely coming from other components such as rich plant oils or butters.

Summary

Betula Platyphylla Japonica Wood Extract conditions the skin by drawing in moisture with its natural sugars and delivering a light antioxidant boost from its polyphenols. These actions leave the surface feeling softer, smoother and better hydrated without a heavy finish.

You will not see this birch wood extract in every product on the shelf, but it has carved out a niche in hydrating masks, calming serums and lightweight lotions where brands want a gentle plant based touch.

Current safety data and real-world use show a very low risk of irritation or pore clogging, making it suitable for most skin types including sensitive and acne prone. As with any new skincare ingredient, do a quick patch test to make sure your skin agrees before applying it more widely.

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