Dr. Konopka's Strengthening Conditioner reduces the appearance of visible dandruff and makes your hair look shiny and healthy. It contains rosemary officinalis leaf oil as an active ingredient. It has a strong, warming camphor fragrance that relieves fatigue and adds clarity to the mind. CERTIFIED Strengthening Hair Conditioner contains Dr. Konopkas N28 special vegetable hair oil, certified under BDIH COSMOS Natural and organic rosemary oil that helps to make weakened hair elastic, shiny and strong.