Regal Zero formula does not contain PPD (Paraphenylendiamine) but innovative colored pigments which, properly joined together, replaced PPD avoiding allergies. A very important role in the colorant and permanent processes is determined by the oxidants and activators. REGAL ZERO is an innovative and multifunctional product. With the appropriate use of 5...

Regal Zero formula does not contain PPD (Paraphenylendiamine) but innovative colored pigments which, properly joined together, replaced PPD avoiding allergies. A very important role in the colorant and permanent processes is determined by the oxidants and activators. REGAL ZERO is an innovative and multifunctional product. With the appropriate use of 5...

Regal Zero formula does not contain PPD (Paraphenylendiamine) but innovative colored pigments which, properly joined together, replaced PPD avoiding allergies. A very important role in the colorant and permanent processes is determined by the oxidants and activators. REGAL ZERO is an innovative and multifunctional product. With the appropriate use of 5...

Regal Zero formula does not contain PPD (Paraphenylendiamine) but innovative colored pigments which, properly joined together, replaced PPD avoiding allergies. A very important role in the colorant and permanent processes is determined by the oxidants and activators. REGAL ZERO is an innovative and multifunctional product. With the appropriate use of 5...

Regal Zero formula does not contain PPD (Paraphenylendiamine) but innovative colored pigments which, properly joined together, replaced PPD avoiding allergies. A very important role in the colorant and permanent processes is determined by the oxidants and activators. REGAL ZERO is an innovative and multifunctional product. With the appropriate use of 5...