McCormick suggests that its crimson pepper flakes start off with cayenne, which happens to be blended with other cultivars to regulate the heat. Jackie, Indeed I have. Be sure to refer to the section about "Are Chili Pepper Seeds Spicy". Any heat within the seeds doesn't come from the seeds https://geniusbookmarks.com/story18424879/considerations-to-know-about-red-chili-pepper-crushed-mixed-with-seeds