FNN 100 Lecture Notes - Lecture 10: Folate Deficiency, Vitamin B6, B Vitamins

• School: Ryerson University
• Department: Nutrition and Food
• Course: FNN 100
• Professor: Barbara Wendland

Document Summary

Riboflavin (b2) grains, veg, meat and milk. Water soluble: vit b and c (fat soluble=adek) Fortified: addi(cid:374)g to foods that did(cid:374)"t ha(cid:448)e that (cid:374)utrie(cid:374)t (cid:271)efore, ex: ca to orange juice, iodine +salt, grains with some b vit. Enriched: adding additional or adding it back to foods that lost the nutrient due to processing, ex: vit b to white rice. Benefits those on diets, vegans/veg, young/preggo women (folic), old adults (b12 and d), vit d, smoker and alcoholics. Stomach digestion release vit; some niacin is absorbed. Gallbladder bile absorb fat soluble vit (since it emulsifies fat) Small intestine fat soluble vit= put in micelles mucosal cells chylomicron lymph blood. Small intestine water soluble fit directly in blood. Large intestine bacteria make some vit some are absorbed. Vit must be absorbed by body to perform their function. Water soluble vit need transport molecules/ specific molecules in gi tract. Some absorbed in inactivate provitamin or vit precursor form must be activated.