Turmeric powder is a bright yellow spice made from the root of the Curcuma longa plant. It has a warm, bitter flavor and is commonly used in Asian cuisine, especially in Indian dishes like curries. Known for its vibrant color and earthy aroma, turmeric also contains the active compound curcumin, which has anti-inflammatory and antioxidant properties. Besides culinary uses, turmeric is used in traditional medicine and as a natural dye.