For those seeking smoother, frizz-free locks on a more long-term basis, a keratin treatment can be a game-changer. If you're yet to try it, here’s what you need to know beforehand, as well as the best ...

Keratin is a fibrous protein naturally found in our hair, skin, and nails, giving them structure and resilience. But with age or exposure to environmental pressures, our body produces less keratin ...

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The National Center for Precision Machining and Safety of Livestock and Poultry Products Joint Engineering Research Center, College of Food Science, South China Agricultural University, 510642 ...