Efficacy of Shampoos and conditioners by:
- Combing and brushing force measurement
- Volume and “body”
- Bending rigidity of hair tresses (softness measurement)
- Shear modulus of single hair (torsion pendulum)
- Moisturization by sorption isotherms
- Luster of hair assemblies, its interpretation and product effects
- Penetration of surfactants, oils and polymers into hair
We are listed in the Society of Cosmetic Chemists online directory