Entertainment October 2, 2024October 2, 2024admin Bye Bye, Brittle Nails! We Tested Nail Strengtheners for 8 Weeks, and These 12 Actually Improved Texture and Growth This post was originally published on this site The best nail strengtheners promote hydration and flexibility. We swiped 20 formulas over our nails 600 times to find the most effective nail strengtheners from Essie, OPI, ORLY, and more.