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• • Hair physiology test by tress
  • This test can be performed on all evaluation items related to hair properties, hair color and styling.
    In particular, if it is difficult to apply directly to the human hair, it can be applied to test models that inflict damage using hair tress or to var

  • Test Period

    2 weeks

  • Subject

    More than 20 subjects

  • Claim

    Help to improve the hair physiology.

• • Hair anti-aging test
  • This test is to evaluate the anti-aging effect on the hair, mainly to confirm the effect by analyzing the 6 evaluation parameters of the anti-aging index, including the thickness, density, and degree of damage to the cuticle layer, etc. of the hair.
    

  • Test Period

    4 weeks

  • Subject

    More than 20 subjects

  • Claim

    Help to improve the hair anti-aging effect.

• • Hair physiology test
  • This test is to evaluate the changes in hair physiology before and after using the product. It is measured hair damage, friction force, hair properties, color, alignment of hair, etc.
    
    

  • Test Period

    2 weeks

  • Subject

    More than 20 subjects

  • Claim

    Help to improve the hair physiology.

• • Scalp soothing test
  • This test is applicable to cosmetics for scalp soothing. It is measured scalp redness and hydration before and after using the product.
    

  • Test Period

    Immediately after or 2 weeks

  • Subject

    More than 20 subjects

  • Claim

    Help to soothe the scalp.

• • Scalp physiology test
  • This test is to evaluate the change in scalp status. Main parameters are scalp scale, pore cleanliness, moisture, TEWL, sebum and elasticity.

  • Test Period

    2 weeks

  • Subject

    More than 20 subjects

  • Claim

    Help to improve the scalp physiology.

• • Dandruff and itching relief test
  • This test is applicable to functional cosmetics claiming dandruff and itching relief effects and is to evaluate the scalp condition before and after product use by visual assessment, photography evaluation, etc. in accordance with the guidelines of MFDS.

  • Test Period

    2 and 4 weeks

  • Subject

    More than 40 subjects

  • Claim

    Help to improve the dandruff and itching relif