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Rheum Palmatum Root/Stalk Extract

INCI: RHEUM PALMATUM ROOT/STALK EXTRACT

Reviewed by Kate · Last updated 14 Aug 2026

A botanical astringent traditionally used to tone and condition the skin

Best For Skin Types

All, Oily, Combination

Addresses

Oil control, Pore minimising

Usage Frequency

Daily

What Is Rheum Palmatum Root/Stalk Extract?

Rheum palmatum root and stalk extract is derived from the rheum plant, a traditional ingredient in Asian skincare and herbal medicine. The extract contains naturally occurring compounds including anthraquinones and tannins, which give it astringent properties.

In skincare formulations, it functions primarily as an astringent and skin conditioning agent, working to refine the appearance of skin texture and support the skin's natural balance.

How It Works

The tannins present in rheum palmatum extract are thought to work by creating a mild tightening or toning effect on the skin surface. This astringent action may help refine the appearance of pores and improve skin firmness, though the mechanism is primarily physical rather than deeply transformative.

The extract also contains compounds that may have mild antioxidant properties, which could help protect skin from environmental stress, though research on the specific efficacy of this ingredient remains limited.

Clinical Evidence & References

Rheum palmatum has a long history of use in traditional skincare practices, particularly in East Asian formulations. However, published clinical studies specifically evaluating this extract in modern skincare products are limited.

Available evidence suggests astringent and mild conditioning properties, but robust clinical data on visible skin improvements, safety profiles, and optimal concentrations in cosmetic formulations would strengthen confidence in its skincare applications. The ingredient appears to be well-tolerated in formulations, though individual responses may vary.

How to Use

Rheum palmatum extract is typically found in toners, essences, and conditioning treatments. It is generally used as part of a regular skincare routine, particularly in the morning or evening cleansing step. Because it has astringent properties, it may be most beneficial for those with oily or combination skin types, or anyone seeking a mild toning effect.

Safety & Precautions

Rheum palmatum extract is generally considered safe for topical use and well-tolerated by most skin types. Those with sensitive skin should patch test first, as astringent ingredients can occasionally cause mild irritation in susceptible individuals.

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