During exertion, loses water and electrolytes through sweat and the lungs must be replaced. Neurotransmitters are consumed at a prodigious rate and must be re-synthesized out of nutrient substrates that are rapidly consumed. Several nutritional theories of performance enhancement have been advocated in the past several years. No products on the market have proven success in performance enhancement, but several of the best ideas have gone into the design of NutraBalance and experience to date has been positive. Theory - Human Energy Human action is an expression of biological energy derived from food.
Living cells are glucose-burning machines.
Animals take advantage of the ability of plants to manufacture sugar and other nutrients. The energy is released as the energy-supplying molecules are dismantled by oxidation. Food-derived energy allows us to move, to do work by muscle contraction, and to keep warm. Body heat is generated by the metabolic activity of every cell. Carbohydrates and fats are the principle sources of energy , although amino acids may be utilized as energy.