Ammonium compounds show up in cosmetics mainly as pH adjusters. Used in small amounts, they raise a formula's alkalinity to help keep its pH balanced and stable.
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Ingredient Snapshot
Overview
A basic compound used to help balance a formula's pH.
Category
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Type
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Ingredient Ratings
Overall Rating
Fair
Comedogenic Risk
None
Skin Benefits
Helps keep a formula's pH balanced and stable, supporting how a product performs and feels on skin. Offers no direct skin-care benefit on its own.
Uses In Skincare & Cosmetics
Used during manufacturing of creams, gels, and lotions to fine-tune pH. Also found in some hair color and styling formulas as a processing aid.
Comedogenic Rating
This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.
Safety
Generally safe at the low levels used to adjust pH in finished cosmetics, though it can irritate skin, eyes, or the respiratory tract at higher concentrations. Formulas are typically balanced to minimize this risk.
Is Ammonium a Good Ingredient?
This rates Fair: A reliable, functional pH adjuster with no direct skin benefit, but it can be irritating at higher concentrations or if a formula's final pH runs too high.