Hair Mayonnaise with Nettle Leaf and Horsetail Extracts. It treats and revitalizes hair. Enriched with natural botanical extracts, oat protein, vitamins, egg proteins and olive oil to intensively condition, moisturize and strengthen damaged and over processed hair. ORS Hair Mayonnaise renews weak fragile hair, leaving it healthy looking with shine, elasticity and moisture. It also rejuvenates fragile hair.