NUTR 214 Lecture Notes - Lecture 4: Dietary Reference Intake, Food Science, Health Canada
20 Feb 2018
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Document Summary
Sodium reduction strategy for canada (july 29, 2010) Ultimate goal: below the tolerable upper intake level of 2300mg per day for 95% of population. For practical purposes = population mean closer to recommended al of 1500 mg/day, aged 9 to 50, and less for younger and older. Less than half the current intake of average canadian. Recommend all canadians take personal steps to reduce overall sodium intake in meals. Cellulose: major component of cell walls, provides strength and structural support. Hemicellulose & pectin: found in jam (the gel structure) Intra- and intercellular cement : provides elasticity and firmness to cells. Lignin: non-cho fiber, polymer of phenolic alcohols, concentration increases with time. Gums and polysaccharides: ability to absorb water and swell, often used as thickening agents, gem arabic, carrageenan, guar gum. Fruits: seed bearing structure of flowering plants, protects seeds. Seeds: can create new plants, high in cho. Flowers: male and female parts, plant reproduction, pollination.
