1 Each additional ounce will cost $0.22 (up one cent from 2014). 2  Postcard rates will increase by one cent to $0.35 from $0.34. 3  Media Mail will see an increase of 6.2% in 2015. 4  Rates will start at $2.72 (1 lb.), up $0.03 compared to 2014.
Vitamins and minerals are nutrients that the body requires to function properly. Vitamins can be fat-soluble or water-soluble. The fat-soluble vitamins are vitamins A, D, E, and K. Fat-soluble vitamins dissolve in fat and are stored in the body.
Vitamins and minerals. Vitamins and minerals are nutrients your body needs in small amounts to work properly and stay healthy. Most people should get all the nutrients they need by having a varied and balanced diet, although some few people may need to take extra supplements. What this guide covers.