Sprouted purple potatoes are not recommended for consumption, especially those that are rotten and moldy. Generally speaking, purple potatoes that are only sprouted but not moldy or rotten do not contain the relevant toxins. However, due to the sprouting of purple potatoes in the starch and other nutrients have begun to decompose for the sprouting of the required, compared with the normal unsprouted purple potatoes, its taste and nutrient content is greatly reduced, and therefore is not recommended for consumption. If the sprouted purple potato is accompanied by mold, rot and other conditions, this time the purple potato has contained mold and other harmful substances, is determined not to eat. In fact, purple potatoes in the process of sprouting, starch decomposition, generating water, purple potatoes will have a high probability of breeding mold. Therefore, although the naked eye may not see obvious mold, it is still not recommended to eat sprouted purple potatoes. In summary, sprouted purple potatoes are not recommended for consumption.