- Lock styles in place to provide the ultimate barrier against head lice! Proprietary blend of organic Rosemary, Citronella, Tea Tree and Geranium oils clinically proven effective to help prevent lice. Jojoba and Chamomile hydrate, moisturize and soothe the scalp. Gentle, safe and effective for daily use for the entire family. Free of sulfates, harsh chemicals and toxins. Gluten, soy, dairy and nut free. NO harsh chemicals, pesticides, toxins, parabens or sulfates. Spray on dry hair to tame flyaways, secure ponytails & braids.