1, Generally speaking, yam vines can be eaten continuously, because yam, unlike potatoes, does not produce toxic substances after sprouting vines, and it itself does not contain toxic and harmful ingredients, but at this time some nutrients and water in it will be provided to the vines, thus affecting the taste.

2. If the yam sprouts and grows vines, we can eat it normally by removing the buds or vines. However, if yam not only grows but also decays, it is not recommended to continue eating it, otherwise it will have an adverse impact on health.