When you buy through links on this page, HuffPost may earn a commission that helps support our journalism. Every product is handpicked by the HuffPost Shopping team, and prices and availability are subject to change. It may be known for its trends, but K-beauty's skin care philosophy is timeless. K-beauty may be best known for Gen Z “get ready with me” reels, but it’s also well suited for mature skin. Long before all the trends, Korean skin care centered on hydration, repair and prevention ,