For adults, this ingredient is generally considered safe in skin products. It has low concerns for cancer, allergies, or long-term harm. A small number of people may experience skin or eye irritation.
Use products containing this ingredient as directed. Avoid applying to open cuts or broken skin. If you have sensitive skin, do a small patch test on the inner forearm and wait 24 hours. Keep products away from your eyes and rinse with water if contact occurs. If you get redness, stinging, swelling, or lasting irritation, stop using the product and see a healthcare provider.
Watch for skin or eye irritation — this is based on limited evidence from the European Chemicals Agency. Also note that some product-certification programs flag this ingredient as restricted unless makers provide extra safety data. Avoid use on broken skin and discontinue use if you have any reaction.
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This ingredient has the following documented risks:
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This ingredient may also be listed as:
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This ingredient is found in the following products:
This list shows products that contain Polyhydroxystearic Acid or its alternative names.
Yes, Polyhydroxystearic Acid is generally considered safe for adults based on current research.
No immediate health concerns found based on current research.
Polyhydroxystearic Acid is commonly found in skincare products, cosmetics, and topical applications. Always check ingredient labels before use.
The appropriate age depends on the specific ingredient properties and concentration. This analysis is for adults. Use the age selector above to check other ages.
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