peppers

Nonivamide (Nonanoic acid vanillylamide) is found in herbs and spices. Nonivamide is an alkaloid from Capsicum species Nonivamide is a flavoring ingredient. Nonivamide is an organic compound and a capsaicinoid. It is an amide of pelargonic acid and vanillylamine. It is present in chili peppers, but is commonly manufactured synthetically. It is more heat-stable than capsaicin.

(±)-Leucine (DL-2-Aminmo-4-methylvalerianic acid) can be found in Green bell peppers, Green zucchinis, Italian sweet red peppers, and Red bell peppers.

Capsaicin β-D-glucopyranoside, a glucoside converted by Capsaicin, is the bioactive compound found in chili peppers responsible for their characteristic pungent flavor.

Icariside E5 may have antioxidant property that strengthen the importance of peppers in the Mediterranean diet.

Nordihydrocapsaicin is an analog and congener of capsaicin, belonging to the capsaicinoid class of compounds found in Capsicum chili peppers.