Kenra has been developing and researching the finest hair products for the past 50 years in their own facilities and laboratories using only the finest ingredients. Kenra shampoos have the same low pH level as the acid mantle of the hair and scalp. Ingredients in Kenra shampoos are milder on the skin, hair and scalp than most other brands, to create healthy, damage-free hair. Kenra hair products are distinguished by premium, pharmaceutical-grade ingredients and by extraordinary performance. Kenra hair products contain the special and pateneted ingredients consisting of potent suncreens, antioxidants, plus other colr preserving UV protectants. Kenra hair products are highly recognized for reliable, consistent performance and have universal appeal and application.