Turmeric is an ancient spice commonly used in Indian cuisine. Aside from simply giving a dish some extra flavor, turmeric might also have medicinal and healing properties. Curcumin, the active chemical in turmeric, gives the spice its bright yellow color. It’s also thought to potentially help reduce stress levels, possibly lower cholesterol and may even aid with the aches of osteoarthritis. Find out what this amazing spice can do.