Luxurious repair serum that works around the clock to strengthen & revitalize damaged hair Rebuilds hair bonds using a lightweight leave in serum infused with citric acid that penetrates up to seven hair layers to help reinforce internal structure & reduce breakage Delivers lasting protection with polyglutamic acid at high leave in concentration that adheres to hair fibers to support resilience & guard against daily damage Hydrates strands through squalane, a skin identical emollient that smooths texture & helps maintain soft, manageable hair without weighing it down Reduces frizz up to 72% with a balanced acidic pH formula enriched by citric acid & bonding complex to smooth hair surface for a polished appearance Boosts strength—up to nine times stronger—with continuous use in combination with ABC system to help hair feel healthier & more resilient Recommended for processed, color treated, or damaged hair seeking round the clock repair & frizz control Recommended for processed, color treated, or damaged hair seeking round the clock repair & frizz control Made in Spain