Soap and Shampoo

Chemical Name Product Type, Body Parts Maximum Concentration Allowed
Thioglycolic acid
and its salts
Hair products

8% (general),
11% (professional)

Depilatories

5%

Hair rinse-off products

2%

Thioglycolic acid esters Hair waving/straightening products

8% (general),
11% (professional)

Oxalic acid, esters
and alkaline salts
Hair products

5%

Hydrogen peroxide Hair products

12%

Skin products

4%

Nail hardening products

2%

Oral products

0.10%

Quinine Hair rinse-off products

0.50%

Hair leave-on products

0.20%

Resorcinol Oxidizing coloring agents for hair dyeing

5%

Hair lotions and shampoos

0.50%

Oxyquinoline and
oxyquinoline sulfate
Stabilizer for hydrogen peroxide in rinse-off hair products

0.30%

Stabilizer for hydrogen peroxide in leave-on hair products

0.03%

Etidronic acid Hair products

1.50%

Soap

0.20%

Phenoxyisopropanol Only in rinse-off products, not to be used in oral products

2%

Strontium chloride hexahydrate Oral products

3.50%

Shampoo and face products

2.10%

Strontium peroxide Rinse-off hair products

4.50%

Diaminopyrimidine oxide Hair products

1.50%

Salicylic acid Rinse-of hair products

3%

Other products

2%

Inorganic sulfites and bisulfites Oxidative hair dye products

0.67%

Hair straightening products

6.70%

Self-tanning products for the face

0.45%

Other self-tanning products

0.40%

Triclocarban Rinse-off products

1.50%

Zinc pyrithione Leave-on hair products

0.10%

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