Ferulic acid itself does not cause purging. Purging typically occurs when using certain active ingredients, such as retinoids or chemical exfoliants, that increase skin cell turnover. Purging is a temporary process where pre-existing impurities deep within the skin are brought to the surface, resulting in breakouts.

Ferulic acid, on the other hand, is a powerful antioxidant found in various plant sources, such as rice bran and oats. It is often used in skincare products for its ability to neutralize free radicals and protect the skin from environmental damage. While it does not directly cause purging, it can enhance the effects of other active ingredients, such as vitamin C or retinol, which might lead to increased skin cell turnover and potential purging.

If you experience purging while using a product containing ferulic acid, it is more likely due to the other active ingredients in the formulation rather than the ferulic acid itself. It's important to introduce new products gradually and monitor your skin's response to determine if purging occurs. If the purging persists or worsens, it is advisable to consult with a dermatologist or skincare professional for personalized advice.