Cosmetics · Plant extracts

Sasa Veitchii Extract

クマザサエキス (Kumazasa ekisu)

Also known as: Kumazasa Extract, Sasa Extract

At a glance

CategoryCosmetics
INCI nameSasa Veitchii Extract / Sasa Albomarginata Leaf Extract
Japanese labeling nameクマザサエキス
Common Japanese notationsクマザサエキス, 熊笹エキス
OriginPlant-derived (Sasa veitchii, Japanese dwarf bamboo)
Typical functionsSkin conditioning, Antioxidant, Antimicrobial
Regulatory status in JapanCosmetic ingredient listed in the JSCI labeling name dictionary. Sasa leaves are also widely used as food-contact wrappers (e.g. sasa-maki) under the Food Sanitation Act.

Kumazasa (Sasa veitchii) is a hardy Japanese dwarf bamboo with a long presence in Japanese life — the broad leaves are the traditional wrapper for rice-based dishes (sasa-maki, sasa-dango) and have been used in folk remedies and hygiene applications. Kumazasa extract is used in cosmetics and in oral-care products.

Classification

Tags below link to other ingredients sharing the same attribute, so you can pivot from one ingredient to its peers.

Used in (typical product categories)

Finished-product categories that commonly include this ingredient in Japanese-market formulations.

  • Mouth-care and hygiene products
  • Body washes
  • Face masks
  • Traditional food wrapping (sasa leaves as food contact material)

What it is

Sasa veitchii extract is produced by water or hydro-alcoholic extraction of the leaves of Sasa veitchii. The extract contains polysaccharides, chlorophyllin, and flavonoid compounds. Concentrated preparations are also sometimes sold as a separate ingredient.

Related species including Sasa albomarginata are sometimes used interchangeably in cosmetic contexts; the specific species should be verified on the ingredient specification sheet.

Typical uses in Japanese products

In Japanese cosmetics, kumazasa extract appears in oral-care products (mouthwash, toothpaste), body washes, face masks, and scalp lotions. The ingredient is frequently associated with "cleansing" and freshness positioning.

As a food-contact material, fresh kumazasa leaves are used to wrap rice confections and preserved foods — an entirely separate use under food safety regulation.

Regulatory classification in Japan

Listed in the JSCI Japanese Cosmetic Ingredient Codex under クマザサエキス and permitted as a cosmetic ingredient.

Regulatory classification in other markets

EUSasa Veitchii Extract / Sasa Albomarginata Leaf Extract INCI entries are listed in CosIng. Permitted for cosmetic use.
USAINCI recognized by PCPC.
ChinaPermitted per IECIC listings.
KoreaPermitted as a cosmetic ingredient under the KFDA / MFDS system.

Example products

Example finished products will be added after each product's current full ingredient list has been verified.

All brand names and product names referenced anywhere on this site are the property of their respective owners. Example entries are provided for informational purposes only and do not imply endorsement.

Related ingredients

References

  1. JSCI labeling name directory — クマザサエキス
  2. EU CosIng entry: Sasa Veitchii Extract

Last updated: 2026-04-22. Ingredient entries are reviewed at least annually against current regulatory listings.

Explore more Japan-market resources

Related tools for overseas buyers, formulators, and sourcing teams.