I mean, terrible stuff Canadians did are the reason behind a lot of the rules in the Geneva convention, so I'm sure you could concoct something absolutely heinous
The chocolate being an aphrodisiac thing comes from the Spanish misunderstanding the Aztec's ceremonial fermented (read low % alcohol) cacao beverage. It is like saying those little chocolates in a shape of a bottle with 1 shot of alcohol is an "aphrodisiac" though the that's more alcohol than...
I mean the Aztecs and Mayans and other Natives of Central and South America used to make a fermented (alcoholic) cacao drink for ceremonies and stuff. The Spanish were the ones to claim it was an aphrodisiac when they introduced it to Europe, there is no evidence to back up that claim cacao...
People think they are so smart with "silver table wear reacts to arsenic" detail when you know what else silver table wear reacts to and is way more likely to react to? Anything containing sulfur, including sea food and the sulfurous greens in the mustard family like brocolli, cabbage, kale etc