Psoriasis-prone skin

My P.S.O Anti-dandruff routine

Do you have dandruff plaques?

Discover our skin care routine for psoriasis-prone scalps: an ideal skin care program for dry, itchy plaques of dandruff.

Customize your routine: for each step, choose the Ducray skin care products that best suit your symptoms.

Do you have dandruff plaques?

1. Cleanse

Treatment

    KERTYOL PSO rebalancing treatment shampoo is a care product for psoriasis-prone scalps. Can be used in combination with or as a follow up to medicinal treatments. Suitable for dyed hair

    Clinical results:

    Itching -77% reduced itching from the first applications¹

    Thickness of plaques -78% reduced thickness of plaques from 1 month²

    Improvement in quality of life +79% improvement in quality of life³

    ¹ ² ³Clinical study on 54 subjects with light to moderate psoriasis on the scalp.
    4-week treatment phase: 3 shampoos per week.
    ¹Self-evaluation of the intensity of pruritus at T8 days.
    ²Clinical assessment of the thickness of plaques at T29 days.
    ³Perceived evaluation of improvement in quality of life at 29 days.
    -----
    **Patent pending

    Different use in the treatment and maintenance phase:

    Treatment phase 3 shampoos per week for 4 weeks

    Maintenance phase 1 shampoo per week, alternating with the gentle shampoo

    Application tips

    Using my product correctly

    • Step 1
      Step 1

      Apply to damp hair and gently massage into scalp. Thoroughly rinse your scalp and hair

    • Step 2
      Step 2

      Apply your shampoo again and leave on for 2-3 minutes

    • Step 3
      Step 3

      After a few minutes of waiting, rinse thoroughly

    • Precautions for use
      Precautions for use

      Avoid contact with eyes and in case of contact, rinse thoroughly with water

    2. Localized application

    When the itching is intense

      KERTYOL P.S.O Concentrate is an accompanying treatment for psoriasis-prone skin. To be used in combination with or in addition to medicinal treatments if the plaques are very thick and/or if the itching is intense.

      Clinical results:

      • 56% reduced itching* from the 8th day¹

      • 43% reduced thickness of plaques after 1 month²

      ¹Efficacy perceived by 46 subjects with light to moderate psoriasis on the body. Self-evaluation of the intensity of pruritus at T8 days of use (2 applications per day)
      ²Efficacy perceived by 46 subjects with light to moderate psoriasis on the body. Evaluation by the researcher of the thickness of plaques after 39 days of use (2 applications per day)

      Daily

      When to apply?

      Localized areas of the body • Treatment phase: Apply 1-2 times* per day, every day for 4 weeks
      • Maintenance phase: Twice a week

      Scalp • Treatment phase: Use once a day, every day for 4 weeks
      • Maintenance phase: Twice a week

      • Specifically formulated not to stick or stain clothing
      • Can be used in combination with or as a follow up to medicinal treatments
      • Limit sun exposure during use and always use sun protection

      Application advice

      Using my product correctly

      • Localized areas of the body
        Localized areas of the body

        Apply the concentrate to the usual areas of dry, thickened plaques by massaging gently

      • Scalp
        Scalp

        Apply, leave in overnight, then rinse with a gentle shampoo

      • Precautions for use
        Precautions for use

        Avoid contact with eyes and in case of contact, rinse thoroughly with water

      3. Maintenance treatment

      Frequent use

        Shampoo to be used alternately with KERTYOL P.S.O. shampoo, if more than one wash per week is required. Prolongs the efficacy of anti-dandruff treatments. Suitable for coloured hair.

        Clinical results:

        • 88% satisfaction with scalp comfort¹

        • 77% satisfaction with the shine of the hair¹

        • 89% satisfaction with the softness of hair¹

        ¹% satisfied. Proven efficacy after 2 weeks of using the shampoo by itself.
        Use test conducted on 107 adult consumers.

        As often as needed

        Application advice

        Using my product correctly

        • Step 1
          Step 1

          Apply shampoo and lather

        • Step 2
          Step 2

          Rinse thoroughly

        • Precautions for use
          Precautions for use

          Rinse in case of contact with eyes

        Our skin care routines

        Accompanying treatment for psoriasis-prone skin

          Learn all about psoriasis

          • What is psoriasis?
          • What are the causes of psoriasis?
          • Psoriasis symptoms
          • Diagnostic test: Do you have plaques, dandruff, redness or itching?
          • Areas affected by psoriasis
          • Psoriasis treatments
          • Living with psoriasis every day
          Learn all about psoriasis