PHAR 100 Lecture Notes - Lecture 25: Vitamin D Deficiency, Vitamin A Deficiency, Folate Deficiency

• School: Queen's University
• Department: Pharmacology and Toxicology
• Course: PHAR 100
• Professor: Nikki Philbrook

Document Summary

Describe situations in which vitamins are required as dietary supplements. List the risks and benefits of taking vitamins. List some of the vitamins in the b group. Separate facts from supposition in the actions of vitamins c, e, a, and d. Vitamin: substance essential for maintenance of normal metabolic functions but it is not made in the body. They participate in many reactions including: energy metabolism, formation of rbc, amino acid metabolism, nerve transmission, gene expression and membrane integrity. They were discovered while looking at diseases that were caused by vitamin deficiencies. Beriberi from polyneuritis in east africa from eating rice without the vitamin rich husk caused. Water soluble: vitamin c and 11 vitamins in the b group. Fat soluble: vitamins a, d, e and k. Vitamins are only considered drugs when consumed in a chemically pure form as a tablet.