| abstract |
The invention relates to a blueberry lozenge for relieving asthenopia and a preparation method thereof. The preparation method comprises that blueberry residues obtained by blueberry juicing is used as a main raw material and based on a plurality of modern food processing novel technologies, by vacuum freeze drying and superfine grinding processes, the blueberry residues are processed into a blueberry residue base material; and through mixing, granulation, drying and tabletting, the blueberry residue base material, wolfberry powder, xanthophylls, xylitol, corn starch and dextrin as main raw materials are prepared into the blueberry lozenge having a sour-sweet taste and health-care functions of resisting oxidation and relieving asthenopia. The preparation method is safe and has the simple processes, a low cost and no pollution. |