The Bottom Line Although the green color itself is not harmful, it may indicate the presence of a toxin called solanine. Peeling green potatoes can help reduce solanine levels, but once a potato has turned green, it's best to throw it away. 7 сент. 2017 г.
How much green on a potato is safe?
Olsen said that if a potato is slightly green in one area, she'll just cut that part off. If it's green all over, however, she'll toss it. Worth keeping in mind—solanine tends to concentrate in the peels, so that's an area where you should be especially cautious.
What happens if you eat a potato with green skin?
There are technical terms for what is happening, basically the potato is producing this green as it is trying to revert back to growing a plant, and it produces chlorophyll which is not toxic. The other substance produced is called solanin, which can be bad if consumed in large quantities.
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