This bond-building treatment dives deep in minutes, infusing each strand with strength and visibly overhauling hair on contact.

Experience less breakage, protection from heat styling, color longevity, softness and shine.

• Helps to rebuild broken hair bonds

• Deeply replenishes hair without weighing it down

• See results after the very first use

• Proactively builds hair’s resistance to damage

• Leaves hair soft, shiny and healthy

What Else You Need to Know

Joico’s Defy Damage Home Haircare System delivers protection from the ravaging effects of daily heat styling, UV exposure, and environmental pollution that leads to dry, dull, lackluster locks. This breakthrough, bond-strengthening collection transforms each strand into healthy hair you can instantly see and feel, providing the perfect daily and weekly regimen for dry, damaged hair.