A nutritional composition, and method of making it, that includes a carbohydrate, an insulin potentiator, an amino acid, a muscle growth stimulator, an energy increaser, at least one natural supplement for weight loss, reduction of cholesterol levels, and/or increased resistance to stress, and at least one flavoring ingredient. The composition may be provided in dry form for addition to a fluid or in liquid forms. The composition is ingested to improve endurance and muscle tissue repair after exercise. In an embodiment the composition includes vanadyl sulfate, gamma oryzanol, American ginseng, sucralose, and rhodiola rosea. In another embodiment the composition includes vanadyl sulfate, gamma oryzanol, stevia, garcinia cambogia, and diarginine malate.
