NUTR 1010 Study Guide - Final Guide: Riboflavin, Neuropeptide Y, Hemolytic Anemia
7 Apr 2013
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The most commonly consumed beverages worldwide are: water, tea, coffee. The most commonly consumed beverages in canada are: water, coffee, tea. Natural component of tea leaves, coffee beans, cocoa beans, and >60 other plants. Caffeine content highly variable, therefore caffeine content of resulting teas, coffees and chocolates also variable. Central nervous system stimulant (feel alert & energized) Reaches peak blood concentration within 30-60 minutes of digestion. I. e. , half of the caffeine consumed is still in the body after 4-6 hours. Within this time frame (i. e. , 30 minutes to 6 hours or so) Many of us feel the physical effects of caffeine. E. g. , caffeine increases blood pressure for ~ 3 hours in those not used to consuming it; but not in regular coffee drinkers. Therefore, excess intake can lead to bone loss. Those who consume caffeine and have low calcium intakes are at higher risk of poor bone health.
