The invention relates to a
flavor beverage capable of improving sleep and a preparation method thereof. Every 50ml of the flavored beverage comprises the following raw materials: a functional agent, a
sweetening agent, an
acidulant, a stabilizing agent and a
solvent, the functional agent is prepared from 100 to 150 mg of gamma-
aminobutyric acid, 2.5 to 3.5 g of resistant
dextrin, 8 to 12 mg of
long pepper extract
powder, 6 to 10 mg of
ginger extract powder, 12 to 18 mg of EGCG, 0.6 to 1.0 mg of L-
phenylalanine compound, 3.0 to 4.5 mg of
vitamin B6 and 1.5 to 2.25 mg of
vitamin B2; the
sweetening agent is prepared from 2.0 to 3.0 g of
high fructose corn syrup, 0.4 to 0.6 g of
fructose, 2.5 to 3.5 mg of
acesulfame potassium and 1.2 to 1.8 mg of
aspartame; the sour agent is prepared from 25 to 35 mg of
vitamin C, 20 to 30 mg of
citric acid and 3 to 5 ml of natural
flavor extracting solution; the stabilizing agent is prepared from 5.0 to 7.0 mg of
xanthan gum and 4.0 to 6.0 mg of glycerin monostearate; the
solvent is
purified water, and the total volume is 50ml; wherein the purity of the gamma-
aminobutyric acid is greater than or equal to 99%, the
piperine content in the
long pepper extract
powder is greater than or equal to 5%, and the
gingerol content in the
ginger extract powder is greater than or equal to 1%. The
flavor beverage capable of improving sleep provided by the invention can mildly help sleep, and is high in
bioavailability, healthy in taste, strong in stability, free of
melatonin dependence and easy in
mass production.