Divine Essence - Spruce - Black (Organic) - 100 Millitre(s) - NPN: 80061636 -- Spruce -Black essential oil is used in aromatherapy as a nerve tonic and to help relieve joint and muscle pain associated with sprains, strains and rheumatoid arthritis Spruce -Black essential oil is used in aromatherapy as a nerve tonic and to help relieve joint and muscle pain associated with sprains, strains and rheumatoid arthritisused in aromatherapy as a nerve tonic and to help relieve joint and muscle pain associated with sprains, strains and rheumatoid arthritis