UV and Heat Protection
One Signal Tells It All – Products that contain UV filters reduce the amount of light able to penetrate into the hair. For this test, hair tresses are irradiated with UV light with and without product treatment …
Determination of the product properties of a wide variety of shampoos by half-side comparison and subsequent assessment of the properties for your claims.
To test the efficacy and tolerability of anti-dandruff products, the finished formulations are tested on volunteers with dandruff.
Application and colour results on the test bench: Hair colours are tested directly on test persons or in laboratory tests on hair strands.
Properties for your hair care product: Hair shine, volume, heat and UV protection are some of the many claims a hair care product can make.
At Institut Dr. Schrader, the documentation and preparation of your data is always included in your order. You will receive your data as a detailed and scientifically sound test report.
Statistical processing of all study data / bio-statistics
Matching study designs and claims support for skin testing can be found here.
You are looking for the appropriate efficacy test for your product. Here you will find some suggestions. Individual adaptations are possible at any time.
Digital volume measurement is used to determine hair volume following the application of hairstyling or hair care products. For this test, hair strands are treated differently depending on the type of product.
A light source is used to cast a shadow of the hair strands, which is measured digitally before and after treatment (possibly several treatments). The exact volume of the hair strand is determined by rotating the strand and further image analysis.
Digital volume measurement is used to determine hair volume following the application of hairstyling or hair care products. For this test, hair strands are treated differently depending on the type of product.
A light source is used to cast a shadow of the hair strands, which is measured digitally before and after treatment (possibly several treatments). The exact volume of the hair strand is determined by rotating the strand and further image analysis.
One Signal Tells It All – Products that contain UV filters reduce the amount of light able to penetrate into the hair. For this test, hair tresses are irradiated with UV light with and without product treatment …
Professionally equipped photo laboratories – A simple concept, its scientific value is often questioned. But one thing is clear in the field of cosmetics: without good pictures documenting a good result is twice as…
In-use studies accompanied by biophysical measurements – Assessment of cosmetic acceptance under normal conditions of use is one of the most important testing methods besides biophysical…
Institute Dr. Schrader –A Reliable Partner in Physiological Testing of Skin and Hair.