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Keratin fibers are extremely fine fibers composed of keratin, a structural protein that plays an essential role in the biology of many animals, including humans. This protein is a fundamental building block for the skin, hair, nails and outer layers of many animals. Its importance stems from its exceptional properties, in particular its durability and its ability to act as a protective barrier. Keratin helps to protect the skin and other tissues from wear and environmental damage, making it a key element in physiological structure.
Keratin fibers are particularly valuable in the cosmetics and hair care industry. They are often used to address the visual problem of thinning hair. By adhering to the existing hair strands, these fibers help to make the hair appear fuller and thicker. The fibers can come from both natural and synthetic sources and are available in a variety of colors. This allows them to be perfectly matched to the user’s natural hair color, making them virtually invisible and creating a natural, aesthetically pleasing appearance.
From a medical point of view, keratin plays an important role not only as a structural element, but also in wound healing and cell regeneration. It supports the formation of a robust protective layer that protects the underlying skin from mechanical influences and harmful environmental factors. This property makes keratin a crucial factor in skin care and medical treatments, where it helps to maintain the integrity and health of the skin.
