Blue Tansy, also referred to as Moroccan Tansy, is an annual yellow-flowered Mediterranean plant found in northern Morocco. Chamazulene, a chemical component in Blue Tansy, provides the characteristic indigo color. More confirming clinical research is needed, bu t preclinical studies suggest camphor, a chemical component of Blue Tansy, may soothe the skin when applied topically. Preclinical studies also suggest that sabinene, another Blue Tansy chemical component, my help diminish the appearance of blemishes.