Ammonium
What Ammonium is & what it does
Ammonium on an ingredient label generally refers to an ammonium-based salt or pH-related component rather than a single defined cosmetic active, and the exact identity depends on the counter-ion in the full INCI name. In formulation, ammonium compounds are commonly used for pH adjustment, buffering, or as part of surfactant and thickening systems. It is listed in a small number of products here. No concerns are flagged in this data.
What is Ammonium on an ingredient label?
Ammonium usually refers to an ammonium-based salt or pH-related component rather than a single defined active, and its exact identity depends on the full INCI name and counter-ion. It is a common formulation helper.
What does Ammonium do in a formula?
Ammonium compounds are generally used for pH adjustment, buffering, or as part of surfactant and thickening systems. They are not UV filters.
Is Ammonium safe?
No concerns are flagged in this data, and ammonium-based formulation ingredients are generally considered well tolerated at the levels used. The specific compound behind the name is best read from the full ingredient list.
Sunscreens with Ammonium
We rate 4 sunscreens that contain it:
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COS-IQ SPF 50 Sunscreen
71/100
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Yumie White Daily Mineral Sunscreen SPF 50+ Pa++++
70/100
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Equate Wrinkle Repair Moisturizer SPF 30 1oz.
65/100
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Lakme 5% Hyaluronic Water-light Sunscreen Gel SPF 50 Pa+ +++ For Oily Skin, Plump & Hydrated Skin
62/100