2023年5月28日 · Keratin is a popular ingredient in hair care products, such as shampoos, conditioners, and treatments, due to its ability to strengthen and repair damaged hair. It can help restore the hair's natural shine, reduce breakage, and provide heat protection.

Keratin (/ ˈkɛrətɪn / [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.

2022年6月9日 · Keratin products and treatments can help strengthen your hair and make it look brighter and feel softer. You can help your body produce keratin by eating keratin-rich foods. What is keratin? Keratin is a protein that helps form hair, nails and your skin’s outer layer (epidermis).

2020年10月23日 · Keratin is a protein that helps maintain the structure of hair, nails, skin, and the lining of the internal organs. Certain nutrients support keratin production.

2023年10月6日 · Keratin is a protein in the cells on the surface of the skin. The fingernails, hair, and skin need keratin to grow, function, and stay healthy. Cosmetic treatments to improve hair and nail health are often enriched with keratin. Keratin also occurs naturally in some foods and can be taken in supplement form as well.

2025年1月11日 · Keratin, fibrous structural protein of hair, nails, horn, hoofs, wool, feathers, and of the epithelial cells in the outermost layers of the skin. Keratin serves important structural and protective functions, particularly in the epithelium.

2018年9月17日 · Keratin is a protective protein, less prone to scratching or tearing than other types of cells your body produces. Keratin can be derived from the feathers, horns, and wool of different animals...

2024年7月17日 · “Keratin is a structural and protective protein that makes up hair and nails,” says cosmetic biochemist Stacey Steinmetz. “In hair, it’s responsible for preventing breakage, frizz, and heat damage. By applying keratin topically to your hair, it can be used to smooth and de-frizz.”

The keratins are the typical intermediate filament proteins of epithelia, showing an outstanding degree of molecular diversity. Heteropolymeric filaments are formed by pairing of type I and type II molecules. In humans 54 functional keratin genes ...

2024年7月26日 · A keratin treatment, sometimes called a Brazilian blowout or Brazilian keratin treatment, is a chemical procedure usually done in a salon that can make hair look straighter for as long as 6...