Because of spoilage and discoloration: a complete avocado, black or brown on the skin, it may be that the avocado has undergone deterioration, in this case it is best not to continue to eat, so as not to adversely affect the health of the organism. Avocado that has been corrupted and spoiled, will produce a large number of bacteria, not recommended for consumption. After cutting the oxidative discoloration can be eaten, and because of spoilage and discoloration can not be eaten.