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Ahead, the best keratin shampoos for smoothing frizz, repairing damage, and strengthening your hair according to editor testing and stylist recommendations.
Experts share their favorite keratin shampoos for stronger, shinier, healthier hair. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ...
Keratin (/ ˈ k ɛr ə t ɪ n / [1] [2]) is one of a family of structural fibrous proteins also known as scleroproteins. It is the key structural material making up scales, hair, nails, feathers, horns, claws, hooves, and the outer layer of skin in vertebrates. Keratin also protects epithelial cells from damage or stress. Keratin is extremely ...
Egg yolks. Egg yolks are a good source of biotin, which has long been associated with hair growth, says Gans.“Specifically, biotin helps produce keratin, a naturally occurring protein in your ...
Radiation induces hair loss through damage to hair follicle stem cell progenitors and alteration of keratin expression. [72] [73] Radiation therapy has been associated with increased mucin production in hair follicles. [74] Studies have suggested electromagnetic radiation as a therapeutic growth stimulant in alopecia. [75]
KRT81, a type II hair keratin, is a major hair protein expressed in the hair cortex. Interestingly, despite being typically associated with hair structures, KRT81 expression has been observed in the SKBR3 human breast cancer cell line and metastatic lymph nodes of breast carcinomas, but not in normal breast epithelial cells.