Trophic Vitamin A protects against night blindness and helps maintain good overall vision. It is helpful in achieving smooth, soft skin and healthy hair. Vitamin A helps to promote the immune function. In children, it is vital for the development and growth of strong bones, teeth and gums. It is also essential for pregnant and lactating women. It regulates cartilage growth and synthesis of many hormones. It also helps form light-sensitive pigments for vision.