Emulsifier

Sodium Tamanuseedate

INCI: SODIUM TAMANUSEEDATE

Reviewed by Daisy · Last updated 14 Aug 2026

A multifunctional cleansing and stabilising agent used across skincare formulations

Best For Skin Types

All, Oily

Addresses

Oil control

Usage Frequency

Daily

What Is Sodium Tamanuseedate?

Sodium Tamanuseedate is a synthetic surfactant and emulsifying agent commonly used in skincare formulations. It functions as a cleansing compound whilst also helping to stabilise and thicken products, making it a versatile ingredient in both rinse-off and leave-on formulations.

As a salt-based compound, it works to suspend oils and water together and remove impurities from the skin surface, which is why it appears frequently in cleansers and other formulations where product stability is important.

How It Works

Sodium Tamanuseedate is a surfactant, meaning it has a molecular structure with both water-loving and oil-loving ends. This allows it to surround oil droplets and suspend them in water, making it possible to rinse away sebum and other oil-based impurities from the skin.

In formulations, it also acts as an emulsifier and thickening agent, helping to blend ingredients that would normally separate and giving products their desired texture and consistency.

Clinical Evidence & References

There is limited direct clinical evidence specifically evaluating Sodium Tamanuseedate in skincare applications. However, as a well-established surfactant and emulsifier class, similar ingredients have been extensively studied for safety and cleansing efficacy in consumer products.

Research on skin sodium handling suggests the skin plays a complex role in regulating sodium levels, though the relevance of cosmetic application concentrations to systemic sodium balance remains unclear. More targeted research would help clarify optimal concentrations and any potential effects specific to this ingredient.

How to Use

Sodium Tamanuseedate is typically found in rinse-off formulations such as cleansers, where it serves its primary function of removing impurities. In these products, thorough rinsing ensures complete removal. For leave-on products, it is used at lower concentrations to provide stabilisation without active cleansing. Follow the usage instructions specific to the product in which it appears.

Safety & Precautions

Sodium Tamanuseedate is generally well-tolerated in cosmetic concentrations. As with all surfactants, excessive use may potentially cause dryness in sensitive individuals, particularly when used in high concentrations or without rinsing.

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