OLAPLEX Scalp Longevity Treatment defies visible scalp aging. This weightless, anti-aging serum delivers immediate hydration and soothing benefits to the scalp. Featuring patented bond technology, it strengthens the scalp barrier, fostering visibly healthy, softer, and shinier hair. Suitable for all scalp and hair types, it is balancing, strengthening, dermatologist-tested, and trichologist-approved.