Too much protein in your hair care routine can create a heavy barrier on your strands, preventing moisture from penetrating ...

Dreaming of frizz-free, shiny, and manageable hair without spending a fortune at salons? While professional keratin ...

Sophie is a writer for InStyle, where she reports on noteworthy beauty products—including skin care, hair care ... rinse-out mask that thickens fine hair and smooths the appearance of feeble ...

Keratin has long been the cornerstone of many hair ... skin care. Here are a few ways to include keratin in your daily ...