Citric Acid – Glossar

Short Definition

Citric Acid is an organic acid used in cosmetic products for pH regulation, stabilization, and mild preservation.

What is Citric Acid?

Citric Acid, also known as lemon acid, occurs naturally in citrus fruits and is mostly produced biotechnologically for cosmetic applications. The ingredient is used to adjust the pH value of care products to suit skin and hair and to improve product stability. Related terms include citric acid, pH regulator, and acidity regulator.

Function and Effect

Citric Acid regulates the pH value of cosmetic formulations, ensuring that active ingredients can work optimally. Additionally, it supports the shelf life of products and can gently loosen dead skin cells.

Properties

Organic acid
Water-soluble
pH-regulating
Stabilizing
Mildly keratolytic

Advantages at a Glance

Establishes the optimal pH value
Improves product stability
Supports the effectiveness of other ingredients
Gentle clarifying effect
Versatile

Tolerability and Safety

Citric Acid is considered cosmetically safe when dosed correctly. In low concentrations, it is well tolerated. For very sensitive skin, higher doses can be slightly irritating.

Typical Areas of Application

Face and body care
Cleansing products
Shampoos and hair care
Peelings
Natural cosmetics

Frequently Asked Questions (FAQ)

What does Citric Acid do in cosmetics?
It regulates the pH value and stabilizes formulations.

Is Citric Acid harmful to the skin?
No, at typical dosages, it is considered safe.

Is Citric Acid the same as lemon acid?
Yes, Citric Acid is the international name for lemon acid.

Is Citric Acid suitable for sensitive skin?
In low concentrations, yes, depending on the formulation.

Is Citric Acid of natural origin?
It occurs naturally, but cosmetically it is mostly produced by fermentation.

Conclusion

Citric Acid is an indispensable excipient that stabilizes cosmetic products, optimizes their pH value, and supports the effectiveness of other ingredients.