Is Polyquaternium-39 fungal acne safe?

No, Polyquaternium-39 is considered a trigger for fungal acne (Malassezia) as it typically contains lipids or esters that feed the yeast.

Is Polyquaternium-39 safe for pregnancy?

Yes, Polyquaternium-39 is generally considered safe for use during pregnancy.

Is Polyquaternium-39 vegan?

No, Polyquaternium-39 is typically derived from animal sources.

Is Polyquaternium-39 comedogenic?

No, Polyquaternium-39 has a low comedogenic rating of 0/5 and is unlikely to clog pores.

Polyquaternium-39

Good

Safe

Pores

0/5

Irritancy

0/5

FA Safe

❌ No

Pregnancy

✅ Safe

Vegan

❌ No

Science & Benefits

An ampholytic terpolymer that possesses both positive and negative charges, making it exceptionally compatible with a wide range of other skincare ingredients. It provides a luxurious, silky skin feel and significantly improves moisture retention. It is entirely non-comedogenic. Its logic in an acne database lies in its ability to enhance the 'aesthetic finish' of oil-free gels, making them feel as elegant as high-end creams without the risk of pore-clogging lipids.

Safety Alerts

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Fungal Acne: This ingredient is a lipid/ester that can feed Malassezia yeast. Avoid if you have active FA bumps.

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Non-Vegan: This ingredient is typically derived from animal sources (e.g. beeswax, lanolin, carmine).