Same use context as NaOH; liquid soaps often made with KOH; residual trace in finished soap if properly formulated; not present in caustic form in finished product
Function & Common Use
pH Adjuster / Neutraliser / Saponification
pH Adjuster
pH adjustment in aqueous cosmetics soap saponification
Synthetic (mineral)
Concentration Limits
No formal limit
As pH adjuster, final product must be appropriate pH; as soap-maker, in soap at trace levels after saponification
No specific 21 CFR cosmetic limit identified in source checked; EU limit reference: As pH adjuster, final product must be appropriate pH; as soap-maker, in soap at trace levels after saponification
No specific MFDS limit identified in source checked; verify if ingredient is used in a Korean functional cosmetic category
Pregnancy: No specific restriction identified in source checked; standard cosmetic use
Frequently Asked Questions
Is Potassium Hydroxide safe to use in skincare?
Potassium Hydroxide has a Low concern rating from The Clean Sheet. Same use context as NaOH; liquid soaps often made with KOH; residual trace in finished soap if properly formulated; not present in caustic form in finished product
Is Potassium Hydroxide allowed in India?
Potassium Hydroxide is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is No formal limit.
What is Potassium Hydroxide used for in cosmetics?
Potassium Hydroxide functions as: pH Adjuster / Neutraliser / Saponification. It is commonly found in: pH adjustment in aqueous cosmetics soap saponification.
Regulatory Status
Identifiers
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