Dr.Konopka's Strengthening Shampoo reduces appearance of visible flakes and cleanses hair and scalp. It contains rosmarinus officinalis leaf oil as an active ingredient. It has a strong, warming camphor scent that relieves fatigue and gives clarity of mind. Natural certified Strengthening hair care line contains Dr. Konopka's N28 special herbal hair oil certified under BDIH COSMOS Natural and organic rosemary oil, which help to make weakened hair elastic, shiny and strong.