| abstract |
The invention discloses a wolfberry leaf solid drink for relieving visual fatigue, which is prepared from the following components in mass percentage: 90.00%-99.80% of wolfberry leaf water extract, 0.10%-3.60% of stevioside, and 0.01%-0.55% of zinc gluconate. %, ascorbic acid 0.03% to 5.00%. The invention also discloses a preparation method of the solid beverage, which includes the steps of collecting and testing wolfberry leaves, grinding, stirring and extracting, freeze-drying, mixing, pulverizing, quality testing and packaging. The solid beverage has high edible safety, feasible production process, easy preparation and storage, contains various nutrients and active substances such as ascorbic acid, zinc, flavonoids, betaine, etc., and has good antioxidant activity and functions of relieving visual fatigue. |