Texture Enhancer

Undaria Pinnatifida Powder

INCI: UNDARIA PINNATIFIDA POWDER

Reviewed by Daisy · Last updated 2 Jun 2026

A seaweed-derived powder that absorbs excess oil and helps stabilise skincare formulations

Best For Skin Types

Oily, Combination, All

Addresses

Oil control, Shine reduction

Usage Frequency

Daily

What Is Undaria Pinnatifida Powder?

Undaria pinnatifida powder is derived from wakame, a brown seaweed commonly used in Asian cuisine and skincare. It functions as an absorbent and binder in cosmetic formulations, helping to control viscosity and texture.

In skincare products, this ingredient is primarily valued for its ability to absorb moisture and oils, making it a useful addition to formulations designed for oily or combination skin. It also supports the structural integrity of creams, serums, and masks by helping to maintain consistent texture.

How It Works

As an absorbent, undaria pinnatifida powder works by drawing up excess moisture and oils from the skin or from within a formulation itself. The powder particles have a porous structure that traps oily substances, helping to mattify the skin and reduce the greasy feel common in oily or combination skin types.

Within a product, it also acts as a binder and viscosity controller, helping other ingredients stay evenly distributed and maintaining the product's texture over time.

Clinical Evidence & References

Research specifically investigating undaria pinnatifida powder's effects on human skin is limited. Most evidence comes from the broader seaweed skincare literature, which suggests that seaweed-derived ingredients contain bioactive compounds such as polysaccharides and minerals that may offer mild skin-conditioning properties.

Its primary role in modern skincare is functional rather than therapeutic—supporting product texture and oil control rather than delivering significant anti-ageing or treatment benefits. If you have concerns about acne or oiliness, other ingredients with stronger clinical support may be more effective.

How to Use

Undaria pinnatifida powder is typically used as part of a finished formulation (creams, masks, or powders) rather than applied directly to skin. Use products containing this ingredient as directed on the label. It may be particularly helpful in the morning routine for those seeking a mattifying effect, or as part of a weekly mask treatment for oily skin.

Safety & Precautions

Undaria pinnatifida is generally well-tolerated and considered safe in cosmetics. Those with iodine sensitivity or thyroid conditions should be cautious, as seaweed contains iodine, though absorption from topical use is minimal.

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