Nutra Dog Food Is It Unhealthy To Feed A Dog "diet" Dog Food All The Time?

Is it unhealthy to feed a dog "diet" dog food all the time? - nutra dog food

My dog tends to gain weight very easily. To prevent development of overweight I eat Nutra Max dog food for overweight / less active dogs. It really is not less active, have a daily walk and play with our dog, quite often, but if I) is in "normal" (good quality of the food for overweight dogs again. The only wonder whether the "diet" dog food is less healthy? Lack of nutrients?