High-efficient compound food additive rich in active factor and application of additive

The present invention discloses a high-efficient compound food additive rich in active factor and an application of the additive, and belongs to the technical field of food additives. The disclosed compound food additive comprises 54%-65% of dihydroquercetin and 35%-46% of vitamin C. The disclosed compound food additive is safe and non-toxic, is free of side effects, and has a relatively good antioxidant effect. The disclosed compound food additive not only can replace the existing food antioxidants, but also has a relatively high free radical scavenging ability. At the same time, the disclosed compound food additive has high nutritional values, and can be used for the preparation of food, drugs and health-care food. In addition, the compound food additive disclosed by the invention has the advantages of being simple and feasible in production process, low in cost, high in extraction rate, etc.