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| Vitamin Supplements Overview | There are two classes of vitamins based on their solubility: the the fat-soluble vitamins and water-soluble vitamins. To the fat-soluble vitamins belong vitamin D, vitamin E, vitamin A and vitamin K. They have an ability to be kept in the body. To the water-soluble vitamins belong folate (folic acid), vitamin B12, biotin, vitamin B6, niacin, thiamin, riboflavin, pantothenic acid, and vitamin C (ascorbic acid). Such vitamins do not have an ability to be kept in the body. The small quantities of vitamins are required to maintain normal metabolism and good health. Vitamins and minerals are avoid of calories and they are not an energy source.
Vitamins provide better digestion, absorbtion of other nutrients and metabolism. The lack or excess of vitamins can cause various acute and chronic illnesses.
Vitamins perform various functions in body, such as the maintainance of normal growth, good metabolism,
good health, proper growth in children and protection against some illnesses. Vitamins are required while hormones, blood cells, nervous-system chemicals and genetic material are produced. Vitamins are catalysts necessary for some reactions in the body. Vitamins used together with proteins can produce metabolically active enzymes that lead to various important chemical reactions in the body. Vitamins are necessary for the proper work of the cells, they keep cells strong, bind tissues and fight infections. Vitamins are necessary for the proper functioning of cells required for the proper work of the organs of our body. They can also regulate metabolism, convert fat and carbohydrates into energy, and help in the formation of bone and tissue. If you do not take enough vitamins, you will suffer from certain vitamin deficiency diseases. If you take too many vitamins, you will suffer from some potential health risks.
At first, we give the description of fat soluble vitamins.
Vitamin A is known as required for the maintainance of vision, immune defenses, body linings and skin, bone and body growth, reproduction, normal cell division, development and differentiation.
Vitamin D is known as the sunlight vitamin because it is produced within the body under the influence of the sun's ultraviolet B (UVB) rays. It is required for the proper absorption of calcium from food; it controls the quantity of calcium in the blood and the rate of the body excretition of calcium in the urine. The lack of vitamin D and insufficient sunlight exposure can cause osteoporosis. The required quantity of Vitamin D is required to lessen the risk of some autoimmune illnesses. It is also used to prevent bone loss.
Vitamin E is one of the most important vitamins that have protective properties. It is extremely helpful in the maintainance of the integrity of the body's intracellular membrane; it protects its physical stability and helps to avoid tissue damage that appears as the result of oxidation. Vitamin E is an antioxidant, it prevents free radical damage in biological membranes.
Vitamin K is necessary for blood clotting and bone metabolism. It lessens the risk of bleeding in liver illness, jaundice, malabsorption, or connected with aspirin or antibiotics applied for a long time.
Among water soluble vitamins there are such vitamins.
Vitamin B complex can improve the body's resistance to stress. It is helpful in digestion and the regulation of blood pressure; it provides better muscle tone and healthier skin. Besides, it can lessen muscle spasms, leg cramps, hand numbness.
Vitamin B1 (thiamine) that is very important for some bodily functions. It is helpful for the nervous system and for the functioning of important enzymes. It helps to apply carbohydrate as an energy source and metabolise amino acids.
Vitamin B2 (riboflavin) is responsible for the production of energy. It is applied to prevent and cure migraine headaches, cataracts, rheumatoid arthritis, and such skin disorders as acne (acne rosacea), dermatitis, and eczema.
Vitamin B3 (niacin) is helpful in the metabolism and the production of energy and hydrochloric acid, required for proper digestion. It cures osteoarthritis, rheumatoid arthritis, insomnia, migraine headaches, and insulin-dependent diabetes.
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