The Olaplex The Greatest Strength Set is a complete, salon-inspired haircare system designed to repair, strengthen, and protect your hair from root to tip.
This four-piece set includes No.3 Hair Perfector to rebuild broken bonds and restore softness, No.4 Bond Maintenance Shampoo to gently cleanse while reinforcing strength,
No.5 Bond Maintenance Conditioner to deeply hydrate and smooth, and No.0.5 Scalp Longevity Treatment to nourish the scalp and support long-term hair health. Together, they work synergistically to improve resilience, reduce breakage, and leave hair visibly healthier, shinier, and more manageable.