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Isodeceth-6

What Isodeceth-6 is & what it does

Isodeceth-6 is an ethoxylated fatty alcohol made from isodecyl alcohol with about 6 units of ethylene oxide. It serves as a nonionic surfactant and emulsifier, helping blend oils with water and solubilize oily ingredients into clear or stable formulas. Its relatively low ethoxylation makes it useful for fine-tuning the balance of an emulsion.

Is Isodeceth-6 safe?

Isodeceth-6 is a nonionic surfactant and emulsifier used in cosmetics and is generally regarded as safe at typical use levels. It helps blend oils with water and solubilize oily ingredients. As with other surfactants, those with sensitive skin can patch test before regular use.

What does Isodeceth-6 do in skincare?

Isodeceth-6 acts as a surfactant and emulsifier, helping oils and water mix into stable or clear formulas. Its relatively low level of ethoxylation makes it useful for fine-tuning the balance of an emulsion. This keeps the product uniform and easy to apply.

Is Isodeceth-6 natural or synthetic?

Isodeceth-6 is synthetic, made by reacting isodecyl alcohol with ethylene oxide. The alcohol base may be synthetic or plant-derived depending on the supplier. It is commonly used in vegan formulas.

Sunscreens with Isodeceth-6

We rate 15 sunscreens that contain it, showing the top 10 by overall score:

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