What Is Zinc hydroxide?

Learn about the absorbent characteristics of Zinc hydroxide and its usage in personal care products.

What Is Zinc hydroxide? Brandon Jones / IngredientReviewer

Last Updated: October 2, 2024

Written by Brandon Jones

What Is Zinc hydroxide?

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What is the purpose of Zinc hydroxide in personal care products? It is used for its absorbent characteristics. Zinc hydroxide absorbs liquid.

Names and identifiers that we found for this substance include: Zinc Hydroxide and Zinc hydroxide (Zn(OH)2).

What Are Absorbent Ingredients?

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Zinc hydroxide has absorbent characteristics.

Absorbent ingredients are substances added to products to help them absorb moisture or oil. For example, in a face powder, absorbent ingredients like talc or silica help to absorb excess oil on the skin and give a matte finish. In deodorants, absorbent ingredients like baking soda or cornstarch helps to absorb sweat and moisture.

Besides cosmetic items, absorbent ingredients are found in other products like diapers. Super-absorbent polymers (SAPs) help keep babies dry by quickly absorbing and locking away moisture.

Types of Absorbent Ingredients

Here are some of the most common types of absorbent ingredients in cosmetics:

  • Powders: Cosmetics may contain a variety of powders, such as talc, cornstarch, or silica, which can help to absorb excess oil or moisture from the skin.

  • Clays: Natural clays, such as kaolin or bentonite, are often used in cosmetics as they can absorb excess oil and unwanted substances from the skin.

  • Charcoal: Activated charcoal is sometimes used in cosmetics as it can absorb impurities and toxins from the skin.

  • Gels: Some gels, such as aloe vera gel, can have absorbent properties and may be used in cosmetics to help soothe and moisturize the skin.

  • Polymers: Certain polymers, such as polyacrylates or cross-linked polyethylene, can be used in cosmetics to absorb excess moisture from the skin or to create a smooth, matte finish.

Safety

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Remember, always read and follow the instructions provided on product labels carefully. If you have any questions or concerns about using a product containing various ingredients, consult with your doctor or healthcare provider before use.