Whether the discoloration of the dog's nose can return to black depends on the cause. If the discoloration of the dog's nose is caused by a hormone imbalance, then if we adjust the hormone level, the dog's nose will return to its original black color. If it is caused by other reasons, For example, if it is caused by old age or scratches, it is usually irreversible.
Tip:
As the dog gets older, his nose will change color. This is irreversible. We can judge the age of the dog through this.
