Chili powder (also spelled chile, chilli, or, alternatively, powdered chili) is the dried, pulverized fruit of one or more varieties of chili pepper, sometimes with the addition of other spices (in which case it is also sometimes known as chili powder blend or chili seasoning mix).
The capsaicin content in red chilli powder is known to act as a natural painkiller by blocking pain signals to the brain. Additionally, its anti-inflammatory properties can ease conditions like arthritis, reducing joint pain and swelling.
Chili powder is a spice blend made with ground red chilis, often including cayenne, as well as spices such as cumin, Mexican oregano, paprika, garlic powder, onion powder and salt.