Cryptolepis Buchanani Flower/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 24, 2025
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We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Cryptolepis Buchanani Flower/Leaf Extract?

Cryptolepis Buchanani Flower/Leaf Extract comes from the leaves and delicate white flowers of Cryptolepis buchanani, a woody climber that grows across parts of South and Southeast Asia. Traditionally the plant was valued in local skin care rituals for its soothing sap, and modern researchers later identified a mix of flavonoids, alkaloids and natural sugars in the leaves and petals that give the extract its soft scent and calming feel. To turn the raw plant into a cosmetic-grade ingredient, producers clean and dry the botanical parts then steep them in a food-grade solvent or gentle water-glycerin blend. After filtration the liquid is concentrated and standardized so each batch delivers a consistent level of the active plant compounds. You will most often spot Cryptolepis Buchanani Flower/Leaf Extract in light moisturizers, after-sun gels, sheet masks, calming serums and daily face or body lotions that aim to soften the skin while leaving a faint botanical aroma.

Cryptolepis Buchanani Flower/Leaf Extract’s Cosmetic Benefits/Uses

This multitasking botanical offers several perks when added to a formula

  • Fragrance: Provides a mild green-floral note that can round out or replace synthetic perfume ingredients, helping products smell fresh without overwhelming the senses
  • Skin Conditioning: The natural sugars and flavonoids act as lightweight humectants, drawing moisture to the surface and leaving skin feeling smoother and more supple
  • Skin Protecting: Antioxidant molecules in the extract help shield the skin from everyday environmental stressors like pollution and dryness, supporting a healthier looking complexion over time

Who Can Use Cryptolepis Buchanani Flower/Leaf Extract

The extract is generally suitable for most skin types including normal, dry, combination and sensitive skin thanks to its lightweight hydration and gentle antioxidant profile. Oily or acne-prone users can also tolerate it because it has a very low oil content and does not add heaviness, though very blemish-prone individuals may prefer spot testing formulas that pair it with richer emollients. Because the ingredient is completely plant based and typically processed without animal derivatives it fits vegan and vegetarian lifestyles.

No published data point to safety concerns for pregnant or breastfeeding women when the extract is used topically in cosmetic amounts. Still, safety data in these groups are limited so this is not medical advice and anyone who is pregnant or nursing should check with a healthcare professional before adding new products to a routine.

Cryptolepis Buchanani Flower/Leaf Extract is not known to increase photosensitivity and can be worn during the day under sunscreen. It also plays well with common actives like niacinamide and hyaluronic acid so formulators often layer it without compatibility issues.

Potential Side Effects/Adverse Reactions

Responses to topical Cryptolepis Buchanani Flower/Leaf Extract vary from person to person. The following points list potential side effects though they are uncommon when the ingredient is used correctly in finished products.

  • Mild skin irritation such as tingling or warmth after application
  • Redness or itching in individuals with plant or fragrance sensitivities
  • Allergic contact dermatitis in the rare event of a specific plant compound allergy
  • Stinging on compromised or freshly exfoliated skin due to easier penetration

If any discomfort or visible reaction occurs stop using the product and seek advice from a qualified healthcare provider.

Comedogenic Rating

Rating: 0–1 (very low)

Cryptolepis Buchanani Flower/Leaf Extract is mainly composed of water-soluble flavonoids, sugars and trace volatile compounds rather than heavy oils or waxes that can block pores. Formulas generally include it at low concentrations for scent or skin calming, so it adds virtually no occlusive load to the finished product. For these reasons it is unlikely to clog pores and is considered suitable for acne-prone or breakout-prone skin.

Only if the extract is blended into a product with rich butters or comedogenic carriers would pore blockage become a concern, so check the overall ingredient list rather than the extract itself.

Summary

Cryptolepis Buchanani Flower/Leaf Extract works as a gentle fragrance, a light skin conditioner and a source of antioxidants that help protect skin from daily stress. Its natural sugars pull in moisture, its polyphenols soothe and its soft green-floral scent freshens products without synthetic perfume.

Outside its native South and Southeast Asia the extract is still a niche botanical, popping up most often in K-beauty style gels, calming serums and clean beauty moisturizers. Interest is growing as brands look for multipurpose plant ingredients that feel lightweight yet deliver sensory appeal.

Current research and decades of traditional use point to a good safety profile with a low risk of irritation when diluted in finished cosmetics. As with any new skincare ingredient it is wise to patch test a product before full use to make sure your skin agrees with it.

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