How much black pepper corns would it take to make 20mg piperine?

Piperine, the active compound in black pepper, typically constitutes about 5-10% of the weight of the peppercorns. To obtain 20 mg of piperine, you would need approximately 200-400 mg of black peppercorns, depending on their piperine content. However, the exact amount can vary based on the specific variety and quality of the pepper used.