Glad2Glow Centella Salicylic Acid Acne Gel Cleanser Versus Scora 1% Salicylic Acid Gentle Low pH Cleanser

Rinse-off concentrations typically range from 2-25%.

The finished product sits at a fairly high pH (~9-11) because it's a true soap. This just means it can feel drying or slightly stripping if a formula isn't balance with emollients.

Allergy and irritation risk is low as this ingredient was found to be an irritant in less than 1% of subjects (2 of these subjects had active psoriasis and 3 had active eczema).

Fungal acne: The Malassezia yeast feeds on fatty acids in the ~C12-24 range, and Potassium Cocoate is made of exactly those (Lauric C12, Myristic C14, Palmitic C16, Oleic C18:1). Lab studies have shown the yeast can take up Lauric Acid and grows readily on Palmitic Acid. Therefore, this ingredient may not be fungal acne safe.

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An expert safety panel reviewed it and found it safe when formulations are made to be non-irritating.

As a pH adjuster, it's typically used well under 1% though regulatory caps go much higher: 5% in nail cuticle removers and 2-4.5% in hair straighteners.

Though there is some concern for irritation from raw or high pH material, a well-balanced formula will be a non-issue for the vast majority of people.