Proteins are the building blocks of life which are required for the structure, function, and regulation of the body's cells, tissues, and organs. Multivitamins are used to treat vitamin deficiencies caused by illness, pregnancy, poor nutrition, digestive disorders, certain medications, and many other conditions. Multivitamins are essential for the growth, development, and metabolic activities of different body parts. DHA is a fatty acid which is used as a supplement for maintenance of normal brain function. It is also used to prevent disease related to heart and circulatory system. Protosol is used as a nutritional health supplement.