Born in salons and perfected by science, each Nexxus system is crafted with proteins extracted from nature's most precious ingredients. Nexxus uses advanced scientific methods to identify protein blends for different hair needs. Colored hair can lose its vibrancy over time, but repeating the hair coloring process is not the answer. Instead, treat colored hair with a hair system designed to nourish hair and lock in color vibrancy. Enriched with Elastin Protein and White Orchid Extract, the system helps prevent color from appearing dull and seals in nourishment for long-lasting color vibrancy.