The invention relates to a health-care food, in particular to a Jiantangcha (blood glucose benefiting tea)
capsule which is used for preventing, delaying or relieving the occurrence and the development of hyperglycemia of diabetes high-risk people and has the functions of adjunctively reducing blood glucose and improving symptoms of diabetes and a preparation method thereof. The Jiantangcha
capsule comprises crude aged tea extracts,
mulberry leaf extracts,
starch and auxiliary materials and is prepared by sufficiently mixing the crude aged tea extracts, the
mulberry leaf extracts and the
starch uniformly, adding an appropriate amount of edible
alcohol for
granulation, sieving through 15 to 30 meshes,
drying at 50 DEG C to 60 DEG C and encapsulating with capsules. Crude
polysaccharide is acquired by scientific technology including low-temperature extraction, purification, refinement, and the like. The crude
polysaccharide and
polysaccharide from mulberry leaves are used as main raw mateirals and prepared into the Jiantangcha
capsule by a scientific prescription, and the Jiantangcha capsule has no toxic or
side effect. The product has the advantages of safety, no
toxicity, obvious effect on adjunctively reducing the blood glucose and clear action mechanism.