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P-Anisic Acid

What P-Anisic Acid is & what it does

P-Anisic Acid is an organic acid found naturally in anise and other plants, and it is also produced synthetically for cosmetic use. In skincare and sunscreen formulas it is commonly used as a preservative and pH adjuster, helping to keep products stable over time. It is often paired with related compounds in mild, plant-derived preservative systems.

What does P-Anisic Acid do in skincare?

P-Anisic Acid is commonly used as a preservative and pH adjuster in skincare and sunscreen formulas. It helps protect products from microbial growth and supports formula stability. It is often part of milder, plant-associated preservative systems.

Is P-Anisic Acid natural or synthetic?

P-Anisic Acid occurs naturally in plants such as anise, and it is also produced synthetically for cosmetic use. The synthetic and naturally sourced versions are the same molecule. Manufacturers often use the synthetic form for purity and consistency.

Is P-Anisic Acid safe?

P-Anisic Acid is generally considered safe as used in cosmetics at the low levels typical for preservatives. As with any ingredient, some people may be sensitive to it. If you have specific concerns, consult a qualified professional.

Sunscreens with P-Anisic Acid

We rate 96 sunscreens that contain it, showing the top 10 by overall score:

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