What Is Sodium Cocoyl Glycinate?
As an anionic, amino-acid–based surfactant, this ingredient helps remove dirt, oil, and impurities from the skin while supporting hydration. Compared to harsher cleansing agents, it produces a softer, creamier lather and is frequently used in low-irritation formulas.
It is commonly found in facial cleansers, gentle body washes, and syndet cleansing bars intended for daily use.
Where Does It Come From?
The ingredient is derived from coconut fatty acids combined with glycine, an amino acid naturally present in the skin. This amino-acid–based structure contributes to its mild cleansing behavior and skin-friendly profile.
Why Is It Used in Skincare?
This surfactant is valued for balancing effective cleansing with skin comfort. Formulators often choose it because it offers:
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Gentle cleansing suitable for daily use
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Creamy, low-irritation foam
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Good compatibility with sensitive and dry skin
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Use in facial cleansers and mild cleansing bars
Because of these characteristics, it is frequently included in sulfate-free and low-irritation formulations.
Is It Gentle on Skin?
In most cases, yes. It is widely regarded as gentle and well tolerated, particularly when used in balanced formulations. Products designed for sensitive and dry skin often include it for its ability to cleanse without excessively disrupting the skin’s natural moisture barrier.
It is also commonly paired with other mild surfactants for sensitive skin to further reduce irritation risk.
Who Should Be Cautious?
Although considered mild, individual skin responses can vary. People with extremely sensitive skin or known ingredient sensitivities should patch-test new products before regular use.
As with most skincare formulas, irritation is more likely to result from fragrances, essential oils, or preservatives rather than the surfactant itself.
Key Takeaways
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A mild, amino-acid–derived surfactant used in gentle cleansing formulas
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Provides effective cleansing with a creamy, low-irritation foam
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Commonly found in sulfate-free and sensitive-skin products
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Suitable for daily use when properly formulated
To better understand how different surfactants compare, see our guide on natural vs synthetic surfactants.