Alterna Caviar Anti-Aging Restructuring Bond Repair 3-in-1 Sealing Serum is a versatile concentrate treatment that strengthens brittle hair, gives suppleness and protection from mechanical stress and seals cuticles, leaving hair soft and manageable. Benefits Repairs and rebuilds the hair structure. Reduces styling times. Technology Enzymetherapy is an exclusive combination of enzymes and minerals that nourishes hair deeply. Seasilk is a blend of biofermented algae that hydrates and prevents hair breakage. Caviar Extract is the richest natural source in Omega-3 fatty acids and effectively prevents hair and skin ageing markers. How to use Apply to towel-dried hair and style as usual or apply to dry hair as a finisher. Mix 1-3 pumps of product with any Alterna Caviar conditioner. Apply to damp hair, leave in 3 minutes and rinse.