Low-sugar donkey-hide gelatin block and preparation process thereof

The invention discloses a low-sugar donkey-hide gelatin block and a preparation process thereof. The low-sugar donkey-hide gelatin block is prepared from the following raw materials in parts by weight: 2500-4000 parts of donkey hide, 45-75 parts of xylitol or fructo-oligosaccharide or erythritol, 10-30 parts of soybean oil, 5-20 parts of yellow wine and a proper amount of bone collagen powder or no bone collagen powder. According to the low-sugar donkey-hide gelatin block and the preparation process thereof, donkey hide is taken as a main raw material, the donkey hide is decocted into a gelatin solution, xylitol or fructo-oligosaccharide or erythritol, soybean oil and yellow wine are added, or bone collagen powder is not added, the mixture is concentrated into gelatin, and the low-sugar donkey-hide gelatin block is prepared through the working procedures of gelatin cutting, gelatin airing, gelatin wiping, packaging, inspection and the like. The medicine is suitable for diabetics and people with hypertension,