Lavender is a healing herb that has been used for centuries. A member of the mint family, it is a safe herb to use for the entire family, and its benefits are rewarding and substantial. Soaps made with lavender essential oils can promote a sense of relaxation. It can be beneficial to use lavender soaps before bedtime to promote a deep sleep. Lavender soap is also an effective calming aid for anxiety or excessive energy in children and toddlers.