Vitamin D ( Calciferol) What Is Vitamin D : Vitamin D is a crucial nutrient that plays several important roles in the body, primarily related to bone health, immune function, and mood regulation. It is also called the anti-rachitic vitamin because its deficiency interferes with calcium and phosphorus usage, which in turn causes rickets. Function of Vitamin D : 1. Calcium Absorption : Vitamin D promotes calcium absorption in the gut, maintaining proper bone and teeth health. Bone Health: It helps in the mineralization of bones, preventing rickets in children and osteomalacia or osteoporosis in adults. 2. Immune System Support : Vitamin D modulates immune responses and helps in defending against infections like the common cold. 3. Mood and Mental Health : Low levels of vi...
Vitamin-A (Retinol) What Is Vitamin-A : Vitamin A, also known as retinol, is a fat-soluble vitamin that plays several essential roles in the body. Vitamin A (Retinol) is a fat-soluble vitamin formed within the body (liver or intestinal mucosa) from carotene (the yellow pigments of plants, which are also called provitamin A). The liver has enough capacity to store Vitamin A to meet needs for 6 to 9 months. Function of Vitamin-A : 1. Vision : Vitamin A is crucial for maintaining healthy vision, especially in low-light conditions. It is a key component of rhodopsin, a protein in the eyes that absorbs light. 2. Immune System : It supports the immune system by helping to form and maintain healthy skin and mucous membranes, which act as barriers against infections. 3. Cell Growth : It plays a role in the development and differentiation of cells, particularly in skin, tissues, and organs. 4. Reproduction : Vitamin A is important for reproduction and fetal develo...