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Efficacy tests

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Our multidisciplinary team of biologists, pharmacists and hairdressers, with extensive experience in the fields of Trichology and Hair Cosmetics carry out studies to evaluate the effectiveness of active ingredients and finished products

INSTRUMENTAL METHODS

Hair

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TECHNIQUES

  • Friction forces: smoothness

  • Combability: Combing test in wet and dry hair

  • Dynamometer: strength

USES

  • Hair care products and products that provide softness. Facilitate styling and hair manipulation

Hair´s shine

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TECHNIQUES

  • Digital pictures

  • Images Treatment

  • Expert assessment

USES

  • Final products that increase hair shine. Formulas to enhance the shine of the hair shaft

Frizz / Volume

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TECHNIQUES

  • Digital pictures

  • Pictures of Treatment

  • Frizz analysis

  • Increase in volume

  • Expert assessment

USES

  • Products that prevent hair frizz

  • Products that add volume and body to the hair

Curling

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TECHNIQUES

  • Digital pictures

  • Images Treatment

  • Curl retention

  • Curl resistance

  • Expert assessment

USES

  • Final products for curly and ethnic hair. Curl hold and strength

Repair / Protection

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TECHNIQUES

  • Scanning Electron Microscopy (SEM)

  • Mass spectroscopy (TOF-SIMS)

  • AFM (Atomic Force Microscopy)

  • Polarized light

  • Particle accelerator (Syncotron Alba)

  • Tensile Test: strength

USES

  • Final products for: Restructuring the hair fiber, hair strength, Integrity of cuticles against aggressions, thermal protectors, etc.

Hair aging

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TECHNIQUES

  • Keratin oxidation

  • Scanning Electron Microscopy (SEM)

  • Polarized light

  • Particle accelerator (Syncotron Alba)

USES

  • Indicated for products that claim protection against hair aging

  • Younger hair

Split ends

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TECHNIQUES

  • Microcamera

  • Scanning Electron Microscopy (SEM)

USES

  • Formulae or active ingredients to repair or avoid split ends in long hair

Hydration

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TECHNIQUES

  • Sorption-desorption of moisture (DVS)

  • Gravimetry

  • Tensile Test: strength

USES

  • Effectiveness of hair moisturizing products

Colouring

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TECHNIQUES

  • Exposure to light (Xenotest)

  • General pictures

  • Chromometry: colorimetry

  • Amino acid analysis

  • Glossmeter

USES

  • Effectiveness of active ingredients: hair colourings

Exposure to Light

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TECHNIQUES

  • Exposure to light (Xenotest)

  • Amino acid analysis

  • Lipids analysis

  • Spectrophotometry / Chromometry

  • Dynamometer

  • Scanning electron microscopy (SEM)

USES

  • Study of effectiveness of active ingredients and formulations, with or without rinsing: solar filters, anti-oxidants, etc.

Forced or Environmental Pollution

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TECHNIQUES

  • Water analysis

  • Amino acid analysis

  • AFM (Atomic Force Microscopy)

  • Scanning Electron Microscopy (SEM)

  • Polarized light

  • Keratin oxidation

USES

  • Study of effectiveness of active ingredients and formulations for the prevention and/or elimination of pollution