In general, it's safe to eat raw potatoes, but it isn't recommended. Uncooked potatoes do have the potential to be harmful.
According to Penn State College of Agricultural Sciences, potatoes can be frozen. However, placing potatoes in the freezer can impact their taste and quality. Raw potatoes should be washed and heated through before storing them in the freezer.
Potatoes can be frozen by following a few handy steps. Prior to freezing, briefly scald the potatoes in hot water or steam. This process, called blanching, preserves the color, flavor and texture of the potato.
Potatoes do eventually go bad. Their exact shelf life depends on the type of potato, but most go bad after two to five weeks at room temperature or two to four months in a refrigerator.
Raw sweet potatoes do not freeze well. For best results, allow them to cure for at least a week after harvesting, then cook them before freezing.
It is possible to get sick by eating raw potatoes if the potatoes contain bacteria, such as E. coli, listeria or salmonella. The consumption of raw potatoes on a regular basis can lead to toxic alkaloid levels in the body, which can lead to vomiting, cramping, headaches...
Potatoes that have green skin spots, are moldy or develop sprouts are potentially bad to eat. While moldy or mushy potatoes should be discarded, it is possible to save a potato with a green skin spot or sprout if this part is completely cut away.