FIELD: food industry.SUBSTANCE: invention relates to the food industry, in particular, to biologically active additives. Sports energy supplement contains 100 grams of L-carnitine – 0.3–1.0 g, olyphenum – 0.5–1.0 g phosphaden – 0.025–0.15 g ornithine – 3.0–6.0 g, silver sulfate – 0.02–0.025 mg, thiamine – 1.40 mg Riboflavin – 1.60 mg pyridoxine, 2.00 mg cyanocobalamin – 1.00 mg folic acid – 200.00 mg biotin – 150.00 mg ascorbic acid – 60.00 mg alpha-tocopherol acetate – 10.00 mg nicotinic acid – 18.00 mg pantothenic acid – 6.00 mg, and an electrolyte mixture of CA, mg, Na, K in the amount of 1410.00 mg: calcium – 180.00 mg magnesium 95.00 mg sodium chloride – 445.00 mg potassium – 195.00 mg, and the content of carbohydrates and citric acid is 48.00 g and 1.70 g, respectively.EFFECT: invention allows to increase the general physical performance, adaptation to intense physical exertion, endurance and resistance to stress by increasing the energy production in muscles.1 cl, 4 ex, 2 tbl