Grey Hair: Clinical Investigation Into Changes in Hair Fibres With Loss of Pigmentation in a Photoprotected Population

    February 2011 in “ International Journal of Cosmetic Science ”
    Peter D. Kaplan, T. Polefka, Graham Grove … Roberto Bianchini
    Studysummary This study found that individual differences between pigmented and unpigmented hair fibers in Old Order Mennonites suggest grey hair may be perceived as drier and less manageable due to small mechanical and moisture changes.
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    Research cited in this study 6

    1. Towards A Free Radical Theory Of Graying: Melanocyte Apoptosis In The Aging Human Hair Follicle As An Indicator Of Oxidative Stress Induced Tissue Damage ˜The œFASEB journal · 2006
    2. Aging of Hair Journal of Cosmetic Dermatology · 2005
    3. Torsional Method for Evaluating Hair Damage and Performance of Hair Care Ingredients International Journal of Cosmetic Science · 2005
    4. Hair Follicle Pigmentation: Mechanisms and Factors Influencing Melanin Production ˜The œjournal of investigative dermatology/Journal of investigative dermatology · 2005
    5. Hair Cycle and Hair Pigmentation: Dynamic Interactions and Changes Associated with Aging Micron · 2003
    6. Elucidating Penetration Pathways Into the Hair Fiber Using Novel Microscopic Techniques PubMed · 2001