What is the difference between freeze-dried dog food and ordinary dog food

Freeze-dried dog food has freeze-dried pellets, made directly from air-dried meat. Freeze-dried dog is higher in protein, and in terms of supplemental nutrition, freeze-dried is better. Freeze-drying is the vacuum freeze-drying of meat, which retains the nutrients of meat intact, without additives and preservatives, in line with the meat-eating nature and nutritional needs of cats. For example, the French Dhohoo pure meat freeze-dried, 100% pure meat, no other ingredients added in addition to meat, cost-effective and high nutritional value. Ordinary dog food is puffed food, many puffed food is composed of cereals, meat powder and other raw materials, protein to plant protein, meat protein is less. Puffed food are extruded through high-temperature extrusion molding, in the processing of raw materials in the nutrition will be lost in large quantities.