Ammonium Persulfate
diammonium peroxodisulfate; ammonium peroxodisulfate
Strong oxidant and known occupational allergen; causes contact urticaria, allergic dermatitis, rhinitis, and occupational asthma - particularly in hairdressers (up to 18.7% sensitization incidence in multicenter studies). EU mandates specific warning language on labels. Both delayed and immediate hypersensitivity reactions documented.
Function & Common Use
Hair Bleach / Oxidant
Hair Dyes
Hair bleach powder, hair lightener, highlighting powder
Synthetic
Concentration Limits
Not explicitly specified; use governed by general safety provisions of CR 2020
Up to 60% in hair lighteners; EU requires mandatory label warning about occupational allergy and asthma risk
No federal concentration limit; FDA requires appropriate labeling
Restricted; MFDS safety standards apply
Format restriction: EU mandatory label warning: 'Can cause sensitization by skin contact and inhalation. Do not use if the scalp is irritated or the scalp or forehead has sores or damage'; not for use on damaged scalp; professional handling recommended
Baby restriction: Yes
Pregnancy: Yes
IFRA: No
Frequently Asked Questions
Is Ammonium Persulfate safe to use in skincare?
Ammonium Persulfate has a High concern rating. Strong oxidant and known occupational allergen; causes contact urticaria, allergic dermatitis, rhinitis, and occupational asthma - particularly in hairdressers (up to 18.7% sensitization incidence in multicenter studies). EU mandates specific warning language on labels. Both delayed and immediate hypersensitivity reactions documented.
Is Ammonium Persulfate allowed in India?
Ammonium Persulfate is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is Not explicitly specified; use governed by general safety provisions of CR 2020.
What is Ammonium Persulfate used for in cosmetics?
Ammonium Persulfate functions as: Hair Bleach / Oxidant. It is commonly found in: Hair bleach powder, hair lightener, highlighting powder.
Can Ammonium Persulfate cause an allergic reaction?
Yes. Ammonium Persulfate has an allergen flag (Yes). If you have sensitive skin or known fragrance/contact allergies, patch-test products containing this ingredient before full use.
Is Ammonium Persulfate safe for babies?
Ammonium Persulfate has baby/child restrictions: Yes. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.
Regulatory Status
EU Annex: Annex III (restricted)
Identifiers
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