If a potato has become soft or mushy, you should throw it out. Though it's normal for potatoes to smell earthy or nutty, a musty or moldy odor is a hallmark of spoilage. Sometimes, a potato might have a blemish or bad spot on the inside that you can't see from the outside. 13 мар. 2020 г.
Why you shouldn't eat potatoes?
Potatoes contain glycoalkaloids, a type of chemical compound found in members of the nightshade family that can be toxic if consumed in high amounts. Potatoes, particularly green potatoes, contain two types of glycoalkaloids: solanine and chaconine.
What makes a potato poisonous?
Solanine is a glycoalkaloid poison created by various plants in the genus Solanum, such as the potato plant. When the plant's stem, tubers, or leaves are exposed to sunlight, it stimulates the biosynthesis of solanine and other glycoalkaloids as a defense mechanism so it is not eaten.
Which potatoes should not be eaten?
University of Illinois Extension recommends that soft, shriveled, or wrinkled potatoes with or without sprouts should not be eaten. What about green potatoes? Green skin potatoes have been exposed to too much light. Light causes the potato to produce chlorophyll and also solanine.
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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