11Poppy seeds
Poppy seeds can cause drug tests to test positive for heroin.
12Black pepper
Black pepper can stop bleeding and take away the soreness of a cut.
13Paprika
Paprika is simply made from the dried and ground bell and/or chill peepers.
14Turmeric
If you add saffron or turmeric to mayonnaise, you can no longer legally call it mayonnaise in the US.
15Cayenne pepper
Mixing cayenne pepper or other chili peppers into underwater marine paint helps prevent barnacles from attaching to the boat hull.
16Vanilla beans
Vanilla beans can only be pollinated within 12 hours of blooming, either by hand or a special variety of Mexican bee.
17Cardamom
Saffron, cardamom, and vanilla are the three most expensive spices (by weight).
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18Anise
Anise, the herb that flavors traditional absinthe, Jagermeister, Ouzo, etc. can relieve menstrual cramps.
19Fennel
Fennel is widely employed as a carminative to treat flatulence by encouraging the expulsion of intestinal gas.
20Aloe vera
Despite the numerous claims about the health and beauty benefits of 'Aloe Vera' by makeup brands and its hype among women, there isn't enough scientific evidence for its effectiveness. In fact, a non-decolorized extract of Aloe Vera plant is a known toxin and carcinogen.