Caffeine Consumption - International Food Information
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Transcript Caffeine Consumption - International Food Information
All About Caffeine
.
Introduction
Decades of scientific research on
all aspects of caffeine and health
yet….
Caffeine confusion persists
History of Caffeine
2737 B.C.-- Chinese made tea using tea
leaves
575 A.D. -- Coffee originated in Africa
11th century -- Arabians consumed coffee
beverages
1519 -- Aztecs introduced chocolate to
Spanish explorers
1880s -- First caffeinated soft drinks
Caffeine Quick Facts
Naturally found in leaves, seeds,
and fruits of plants
Coffee, tea, chocolate and some
soft drinks
Used as a flavoring agent
Caffeine Consumption
Experts agree: moderation and
common sense are key
Moderation = 300 mg; or about 3
cups of coffee
Adult per capita consumption
approximately 200 mg daily (Food &
Chemical Toxicology, 1996)
Caffeine Metabolism
Mild central nervous system
stimulant
Caffeine effects vary greatly
Caffeine excreted within several
hours of consumption
Dependence/Withdrawal
Moderate caffeine consumption is
safe and should not be classified
with addictive drugs of abuse
When regular caffeine
consumption is abruptly
discontinued, some people may
experience temporary withdrawal
symptoms
Caffeine & Performance
May increase alertness and
enhance performance
Improved physical endurance
Enhanced mental abilities
Women’s Health
Women wonder about safety of
caffeine-containing foods and
beverages
Research supports moderate
consumption of caffeine for
consumers, including pregnant,
nursing, and post-menopausal
women
Caffeine & Reproductive
Health
Fertility: No association between
total caffeine consumption and
reduced fertility
Miscarriage: Ongoing research and
numerous existing studies find no
evidence that moderate caffeine
intake has adverse effects on
pregnancy or pregnancy outcome
Breastfeeding
1-3 cups of coffee a day OK
3+ can lead to increased
wakefulness and poor feeding for
the baby
Breast Changes
No association between caffeine
and breast changes, tumors, or
tenderness
Caffeine and Kids
• Except for infants, children
metabolize caffeine more rapidly
than adults
• However, pound for pound,
children are no more sensitive to
caffeine than adults
Questions About
Caffeine & Health Issues
Osteoporosis: Adequate calcium
consumption, such as a small
amount of milk, offsets potential
effect of caffeine on bone density
Questions About
Caffeine & Health
Heart Disease: Some people may
experience temporary and minor
rise in blood pressure, similar to
climbing a flight of stairs
Questions About
Caffeine & Health Issues
Hydration:
Anecdotal reports that caffeine “causes
dehydration” exaggerate the facts
Caffeine consumption does stimulate
mild diuresis, but this is usually offset by
the liquid with which it is typically
consumed
Tolerance to caffeine reduces the chance
of fluid imbalance
What Products Contain
Caffeine—and How Much?
Milligrams Caffeine
Item
Typical
Range
Coffee (8 oz)
100
60 – 180
Tea (8 oz)
40
20 – 90
Some soft drinks (8 oz)
24
20 – 40
Cocoa beverage (8 oz)
6
3 – 32
Chocolate milk (8 oz)
5
2– 7
Milk chocolate (1 oz)
6
1 – 15
Baker’s chocolate (1 oz)
26
26
What This Means to You
Researchers continue to study
caffeine and health issues
Overwhelming scientific evidence
shows caffeine consumption is
safe
Moderation is key
Where to Find
Scientifically-Based
Information on Caffeine
Health Canada Fact Sheet on Caffeine: http://www.hcsc.gc.ca/food-aliment/dg/e_caffeine.html
US Food & Drug Administration:
http://www.fda.gov/fdac/features/895_brstfeed.html
American Dietetic Association:
http://www.eatright.com/healthy/caffeine.html and
http://www.eatright.com/adap0699.html
Duyff, R., American Dietetic Association Complete
Food and Nutrition Guide, 2nd Edition
International Food Information Council Foundation:
http://ific.org
More Sources of Reliable
Information on Caffeine
National Soft Drink Association:
http://www.nsda.org/WhatsIn/caffeinecontent.html
National Coffee Association: www.ncausa.org
Tea Council of the USA: www.teausa.com