Usually, a person will not keep eating a bitter potato because of the taste. However, if they were to eat a large amount of green potato they might get solanine poisoning. When solanine levels in a potato are greater than 0.1% the vegetable is not suitable for eating and could make a person sick.
Is it OK to eat bitter potatoes?
Do not eat potatoes that taste bitter or cause a burning sensation in the mouth.
Why does my potato taste bitter?
When exposed to light, potatoes manufacture increasing amounts of chlorophyll as well as two bitter-tasting alkaloid compounds, solanine and chaconine. In high concentrations, these can not only make potatoes taste bitter but also can cause headaches and stomachaches.
Can potatoes become toxic?
Most commercial varieties of potatoes are screened for solanine, but any potato will build up the toxin to dangerous levels if exposed to light or stored improperly.
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