Is it normal for a dog’s hair to change color?

Is it normal for a dog’s hair to change color?

Fur Color Change Due to Aging The most common cause of color change in dogs is simply the natural aging process. Puppies often do not gain their adult coloration until they reach maturity, so if you’re adopting a puppy, you may notice some changes to its coloring as it nears adulthood.

What causes hair discoloration in dogs?

Red fur staining is caused by a compound called porphyrin. Porphyrins are iron-containing molecules produced when the body breaks down red blood cells. They are removed from the body primarily through feces, but are also in urine, tears and saliva.