Maleic Acid
A pH adjuster used at low levels. It sets the formula acidity and does not affect skin in the finished product.
Supporting ingredient
It gives a product its texture, stability or shelf life. It has no claimed effect on the skin, so an efficacy tier does not apply. What is known about its safety is below
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Low
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily, Sensitive
About this ingredient
Maleic Acid is a dibasic organic acid. INCI: Maleic Acid. In cosmetics it is a technical component: it adjusts and stabilizes the formula pH and sometimes binds trace metal ions that speed up product spoilage. It is added in small amounts. It is a functional component, not a skincare active. In a finished product with adjusted pH it is present in a safe form and concentration. Pregnancy safety. As a pH adjuster in the final product it is systemically negligible, with no evidence of harm. It can be used during pregnancy and lactation. Tolerance. In a formula with adjusted pH the irritation potential is low.
Frequently asked questions
Is Maleic Acid safe during pregnancy?
Maleic Acid is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Maleic Acid for?
Maleic Acid suits: normal, dry, combination, oily, sensitive.
What is Maleic Acid and what does it do in cosmetics?
A pH adjuster used at low levels.
What's the INCI name for Maleic Acid?
The INCI name is Maleic Acid.
See Maleic Acid in a product composition right on the store page
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Similar role in the formula
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