#1 recommended by pediatricians, school nurses and moms since 1999! Clinically proven to help prevent head lice with organic herbs and natural plant extracts. Rosemary Repel Creme Conditioner is a uniquely rich formula that helps moisturize, condition and detangle. Rosemary Repel Creme Conditioner is blended with organic Rosemary, Citronella, Geranium and Tea Tree Oils. Proven safe, gentle and effective in helping to repel lice. Great for every hair type.