Alaska will usually start to change its face when it is about 4 to 5 months old, which is the embarrassing period for dogs. During the face-changing period, Alaska will start to grow longer hair around its face, and its body will grow faster. Some, at this time, it is necessary to provide more nutrition to the dog to avoid malnutrition. You can give the dog lecithin, calcium powder, egg yolk, kelp, soy products and other foods to let the dog get more sun.