Multivitamins are intended to help people achieve a normal level of nutrition as defined by doctors and scientists. Through the proper application of vitamins and minerals from their various sources, better health can be achieved. While some individuals claim there are no real benefits to taking multivitamins, the benefits of multivitamins are often subtle and complement the benefits individuals gain from good health practices such as eating healthy foods and following an exercise program. The benefits of multivitamins are not seen in rapid, noticeable increases in physical strength, endurance, or a lower body fat percentage. Instead, the subtle effects of improved health in terms of skin, teeth, nails, bones, and an improved immune system work together to provide a better level of baseline health. Once the body has had a chance to adapt to these changes, they may not even be visible at first. However, better health for various parts of the body is always beneficial, and the greater amount of energy an individual will enjoy may allow them to exercise more often with less