All Faith in Nature Hair Conditioners have NO ADDED PRESERVATIVES. Tea Tree Conditioner uses a very high 2% concentration of pure tea tree oil to remarkable effect on hair and scalp. As a natural anti-bacterial, antiseptic, anti-viral and anti-fungal, it has the ability of deep cleansing oily or troubled hair, removing harmful bacteria, fighting the effects of grease and pollution, as well as being a powerful immuno-stimulant. Only pure Tea Tree Oil is used in our Hair Conditioner with no added fragrance. Recommended for All Types of Hair.