You define dietary supplements those products specifically designed to facilitate the intake of certain nutrients not found in foods by improper diet. In General, an appropriate and balanced diet can provide all the elements necessary to the maintenance of good health. For a particular lifestyle or for different reasons, there is growing custom to supplement the intake of certain nutrients in the diet through dietary supplements.
The supplements are recommended in cases where the body has no shortage of certain foods: thus do not have healing properties, but are used to supplement a normal diet, supplementing it. For their nutritional properties, must be taken within safe limits, taking into account the RDA (recommended dietary allowances), namely the recommendations of specialists. Elder living in today’s society, when welfare is widely spread, is typically better nourished than it had in a past not too far, but they are always numerous seniors who, for various reasons, practice an inadequate nutrition, not quantitatively as qualitatively: excessive use of refined foods precooked or heated foods, easy consumption, cheeses, meats, salt, low intake of fibre plants and therefore important for the intestinal transit, fish and liquids. Oral supplements (Oral Nutrition Supplement, ONS) may be useful in people malnourished or at risk of malnutrition in which supplementation (food fortification) using natural foods was found to be ineffective but they are still able to hire with natural foods at least half of their needs, when they experience an overall reduction of ingested foods evaluated in about half the amount of carbohydrates and proteins usually taken in the period leading up to the event in question. In recent years the range of ONS went widely expanding both in terms of composition bromatologica, both variants buds with better product palatability. This allowed a more targeted use nutritionally and favoured the patient compliance in taking hold. A recent meta-analysis, in fact, demonstrated statistically significantly increased body weight with reduced mortality in the elderly treated with oral supplements protein-calorie malnutrition.
But what are the causes?
Advanced age is particularly at risk of nutritional deficiencies, due to various factors, some of which are a result of aging:
• Senile Changes of digestive function, loss of appetite due to the reduction of taste and smell, the greater need for calcium and vitamin D, especially by women in menopause and post menopause, etc.
• Proper How to get best results garcinia cambogia nutrition, due to various factors such as the monotony and lack of palatability of the diet, isolation, loneliness, a lack of desire to prepare food, inability to plan and carry out the purchase of food or cooking, a sedentary lifestyle, nutritional misinformation and ignorance, prejudices, diseases, defects of chewing (they prefer soft food and well cooked poor in certain nutrients, raw vegetables), poverty, which forces him to buy foods of poor nutritional quality, low cost, etc.
• Psychological factors are very important: there are older people who eat more than necessary or they eat too little for anxiety, melancholy, loneliness, feelings of worthlessness and foreignness family and society, reduction of self esteem and joy of living, etc.
In the elderly, frequently, it is difficult to remove the causes of malnutrition, inveterate habits change and achieve the faithful adherence to proper nutrition, so it is often referred to, as a preventive measure, a shrewd and prudent use of dietary supplements in the form of multivitamin supplements and multi minerals, or specific supplements in various conditions of risk of nutritional deficiency, for example:
• Vitamin D, elders are at risk of deficiency because in advanced age decreases the ability of endogenous synthesis of vitamin (the synthesis that occurs in the skin, by the action of ultraviolet rays on a vitamin) and also often the elderly are exposed little to light; other risk factors for vitamin D deficiency are often found in the elderly are the introduction of limited amounts of foods containing vitamin, the extensive use of oleaginous laxatives and diet low in fat.