Root to Tip SerumdoTERRA Salon Essentials Root to Tip Serum uses carefully chosen CPTG Certified Pure Therapeutic Grade essential oils to promote smooth, shiny hair and a healthy scalp, without weighing hair down. Description doTERRA Salon Essentials Root to Tip Serum is a salon professional formula infused with essential oils and nourishing lipids to promote smooth, shiny hair and a healthy looking scalp. The carefully chosen CPTG essential oils of Lavender,