NUTR SCI 132 Lecture Notes - Lecture 23: Retinol, Bioavailability, Vitamin A

• School: UW-Madison
• Department: Nutritional Sciences
• Course: NUTR SCI 132
• Professor: Anderson Pete

Document Summary

Vitamins and minerals: microscopic needs, essential necessary vital role and we cant synthesize, noncaloric, vitamins are organic, minerals are inorganic (elemental) Retinol: water soluble body excretes water, excess excreted, low toxicity risk, deficiencies happen rapidly, fat-soluble body cant excrete, excess stored, toxicity risk increased, deficiencies develops slowly, sources: products of plant and animal metabolism. Minerals: products of cosmological forces, from soil, factors affecting mineral status. Bioavailability: mineral absorption