Piper nigrum L., commonly known as black pepper, is a species of tropical plant and belongs to the family Piperaceae. Black pepper is a very common spice around the world and is often used to add flavor to dishes. The active ingredients found in black pepper have antioxidant and anti-inflammatory properties. These properties indicate that black pepper may have effects such as supporting digestive health, speeding up metabolism and strengthening the immune system. Additionally, some studies suggest that black pepper may have pain-relieving properties.