Unformatted text preview: disorders • Destroyed by heat. Most problems occur Not through insufficiency of dietary intake but through improper absorbtion. To be properly assimilated, vitamin B12 needs to combine with a mucoprotein enzyme known as 'the intrinsic factor' which is normally found in healthy intestine secretions. This enables the vitamin to be absorbed in the small intestines througha recptor in the membrane. If the intrinsic factor is absent, vitamin B12 will not be absorbed into the body. • Vitamin B12 is special, because the body can store it for years in the liver. Because of this, a vitamin B12 deficiencey is very rare. •...
View Full Document
- Spring '07
- Vitamin, Folic acid, Vitamin B12, Malabsorption