LOreal Elvive Nourish and Shimmer Highlights Serum. The brightness of your highlights can fade. To keep them looking their best, you need a specific, targeted care, for touchably soft hair and bright, illuminated shine. Discover a gel-crème day serum enriched with Royal Jelly and Brighteners that nourishes, protects and illuminates your highlighted hair without weighing it down. The fluid and non-greasy texture melts instantly into your hair. Your hair is silky to the touch and easy to style, the brightness of your highlights enhanced.