Nutritional supplements are vitamins and minerals and other nutrients that the body needs in order to be healthy. They come in different shapes and sizes. Many of these supplements can provide a valuable and significant difference in the lives of human beings. Enumerated are several of the common supplements and their functions. The nutritional supplements that are considered very beneficial in the development of children are Calcium and Vitamin D. They contribute much in the formation of healthy and strong bones. Although many different foods contain these supplements, including these in the usual food intake does not suffice. Thus, in order to stay healthy and strong, and to get rid of osteoporosis among women, taking some extra calcium and vitamin D supplements can help. Folic Acid is another very essential nutritional supplement. It helps safeguard women who are giving birth to children who have neural tube birth defects. Further, it also aids in reducing the probability of heart disease or stroke. This, too, is easily consumed by the body since there is no need for it to be broken down.

The rich sources of this supplement are leafy green vegetables, citrus fruits and grains. Another beneficial and appealing nutritional supplement nowadays is antioxidants. Antioxidants are effective in preventing heart disease, lessening the risk of cancer, and in protecting the eyes, lungs and brain. The very sources of these supplements are usually fruits and vegetables, which are, however, not sufficiently eaten most of the time. Therefore, the intake of antioxidants in the form of supplement is a practical option. There are other two newer classes of nutrients, namely phyto-nutrients and glyconutrients that reveal to be very helpful in scientific research. All these and other nutritional supplements are widely available on the market to suit specific needs and to identify which that best serves the needs of many. But it has to be considered that these supplements are not intended to take the place of our diet. Our bodies, being inadequate with natural nutrients, need to be supplied and sustained with these supplements. The inadequacy of nutrients is due to the foods we eat that also lack essential nutrients contributed by the changing ways of farming.

Added to this also, are the soil degradation and modern day farming that consequently bring effect to the nutritional value of food. And so a daily natural supplement becomes handy. Being sufficient with these natural nutritional supplements will make us realize what is needed for our life's sustenance, and to enable us to provide the real needs of our bodies. These natural supplements, on the other hand, be they be natural or artificial, should not be considered as selective drugs meant to cure diseases. They exist and thus to be used only for enhancing our wellness and supplying us with the lacking nutrients that our usual food intake are insufficient of. More importantly, they are the sources of nutrients that our bodies need to have in order to achieve and maintain healthy growth and proper well being.