1, can eat. After the purple potato grows a little bud, and does not produce toxins, as long as the buds cut off, can be eaten normally. But sprouted purple potatoes, due to the loss of nutrients and water, eat not only bad taste, and nutritional value is also reduced, so be sure to properly store the purple potatoes.

2, although the sprouting of purple potatoes does not affect consumption, but generally suitable for sprouting environmental conditions, is likely to lead to mold, mold in the process of growth and reproduction will produce some toxins. General purple potato sprouting will be accompanied by mold, so be sure to check carefully, once found abnormal mold, do not eat again.