NouriTress Perfect Hair Stop Shedding Protein Conditioner seals the cuticle to immediately help stop hair from shedding. Stop Shedding Protein Conditioner also helps reduce damage & breakage caused by extremely dry hair and chemical damage. This treatment should ONLY BE USED every 4-6 weeks. NOTE: We recommend using NouriTress Vitamin Conditioner immediately after using the Stop Shedding Protein Conditioner to complete the conditioning process.