piperine

noun

pip·​er·​ine ˈpi-pə-ˌrēn 

: a white crystalline alkaloid C₁₇H₁₉NO₃ that is the chief active constituent of pepper

Examples of piperine in a Sentence

Recent Examples on the Web

Black Pepper Black pepper includes piperine, an alkaloid that acts as an antioxidant and may have potential fat-reducing effects. —Anna Giorgi, Verywell Health, 11 June 2025

Taking piperine at the same time as curcumin increases the serum levels of turmeric by more than 2,000%. Fats: Eating fats (like fatty fish, nuts, seeds, or avocado) alongside curcumin, or choosing a curcumin supplement that uses fats in its formulation, can also improve bioavailability. —Sarah Bence, Verywell Health, 21 May 2025

The study confirmed that piperine enhanced the bioavailability of curcumin. —Anna Giorgi, Verywell Health, 8 May 2025

Taking 5 mg of piperine (the active compound in black pepper) with 2,000 mg of turmeric can boost its absorption by up to three times. —Patricia Weiser, Pharmd, Verywell Health, 29 Apr. 2025

Word History

Etymology

probably from French pipérine, from Latin piper pepper

First Known Use

1820, in the meaning defined above

Rhymes for piperine

• acini
• aldine
• arsine
• carinii
• cosine
• delphine
• domine
• latine
• leucine
• ovine
• pennine
• porcine

Medical Definition

piperine

noun

pip·​er·​ine ˈpip-ə-ˌrēn 

: a white crystalline alkaloid C₁₇H₁₉NO₃ that is the chief active constituent of pepper