Despite its harmless appearance, star fruit can be fatal for people with kidney disease. This fruit, as pretty as it is delicious, contains a neurotoxin that can cause severe neurological disorders. For those with fragile kidneys, even a small portion can be enough to cause hiccups, confusion, and even coma.
Stones and pips: sweets to be handled with care
Cherry pits and apple seeds aren’t as harmless as they seem. When chewed or crushed, they release amygdalin, a substance that can turn into cyanide in the body. It’s therefore best to discard them rather than consume them.