The invention discloses a nutritional preparation for air force pilots and a preparation method thereof. The nutritional preparation comprises following components in parts by weight: 0.0004-0.0017 part of
vitamin A, 0.0009-0.0022 part of
vitamin B1, 0.0009-0.0022 part of
vitamin B2, 0.0007-0.0022 part of
vitamin B6, 0.000001-0.0000066 part of
vitamin B12, 0.1-0.225 part of
vitamin C, 0.000001-0.000002 part of vitamin D, 0.0076-0.018 part of
vitamin E, 0.011-0.033 part of nicotinic acid, 0.028-0.175 part of iron
nutrient supplement, 0.015-0.126 part of
zinc nutrient supplement, 10-50 parts of
protein substances, 1-10 parts of soybean
peptide powder, 1-15 parts of fruit and vegetable
powder, 1-10 parts of
fructose, 5-40 parts of functional
sugar, 10-50 parts of
maltodextrin, 2-12 parts of powdered oil, 3-12 parts of nut
powder, 0.11-0.14 part of
taurine, 0-10 parts of a
thickening agent and 0.1-1 part of an anti-
caking agent. According to the nutritional preparation, three nutrients including carbohydrates, proteins and fat are scientifically matched and the vitamins and mineral substances are added on the basis to prepare the nutritional preparation.