OUAI Clean Conditioner in Beauty: NA. OUAI Clean Conditioner in Beauty: NA. Detox your hair with OUAI Clean Conditioner. Infused with a unique Smart Technology for nourished and healthy-looking hair, this conditioner enhances shine while protecting your color.. Free of parabens. Color safe. No animal testing. 8.45 oz. Best used with: Ouai Clean Shampoo. Apply to ends and comb through with fingers. OUAR-WU11. 204. Founded by hair stylist to the stars Jen Atkin, OUAI originated HAIRGOALS. The mane addicts at OUAI believe that life is hard and looking good should be easy. That's why their line of luxury shampoos, conditioners, and styling products was designed to nourish hair and bring out its natural beauty - no glam squad necessary.