Zero means no heat, and a regular jalapeño clocks in at around 5,000 units. The habanero, which held the record about 25 years ago, often exceeds 100,000 units. The chemical in peppers that causes ...

Serrano peppers measure 10,000 to 23,000 SHU units in the Scoville scale. But both vary in taste and texture. Jalapeno peppers are used as poppers, pickles, and other condiments.