Hair color: How to guarantee the longevity based on reproducible tests

By Arun Nandagiri

Total Viewers : 1193

Chapters

Welcome

Few Words About Arun Nandagiri

Practical Example

Factors Explaining the Variance Between Tests and Reality

Parameter 1: Hair Condition

Parameter 2: Number of Samples

Parameter 3: Choose the Right Hair Color

Parameter 4: Measuring the Initial Hair Color

Parameter 5: Hair Color Batch

Parameter 6: Measuring the Amount of Color Deposit

Parameter 7: Washing of the Hair

Watch Online Tutorial

When developing hair color products, it can be very difficult to guarantee the hair color fastness if you don't get reproducible results during testing. Learn the causes explaining why you can observe differences between the tests results and the reality.

Watch this tutorial and let our specialist Arun Nandagiri share with you a step-by-step protocol including the 7 parameters to consider that will ensure the reproducibility of your hair color testing!

Author : Arun Nandagiri

Arun Nandagiri is the founder and owner of Bria Research Labs located in Libertyville, IL. Bria Labs provides hair care product development and testing services to the personal care industry. Arun has more than 35 years of domestic and international hands-on experience formulating, testing and developing superior hair and skin care products. He held senior-level positions at Fortune 500 companies such as Unilever, American Cyanamid and International Playtex.

As the inventor or co-inventor of more than 29 U.S. patents, his expertise blends an understanding of consumer needs with in-depth knowledge of hair and skin care formulation technologies.