The slideshow is about the positive effect of caffeine. The video can retrieved in the youtube with the title "Johns Hopkins Researchers Find Caffeine Enhances Memory".

1. by:
NURUL SYFA’ BINTI MOHD
TOKIRAN

2. 
 Caffeine is a drug that is naturally produced in the
leaves and seeds of many plants.
 300 mg of caffeine per day : moderate caffeine
consumption for most people.
 It is contains on tea, coffee, cocoa products, cola
products and pain reliever and other medication.
DEFINITION OF
CAFFEINE

4. 
 Effect to increase of
alertness depend the
intake of caffeine by
consumer.
To increase alertness and
reduce fatigue to our body
 Increase alertness and
fight sleep inertia.
75 mg

5. 
CAFFEINE IN A CUP OF DRINK

6. 
 It stimulates the brain
and contributes to
clearer thinking and
greater concentration.
To increase physical and
sport performance
 Amount of caffeine to
enhance performance:
from 1.5 to 4 mg.
1.5-4mg

7. 
 Antioxidant is
chemicals (both
naturally occurring
and man-made) that
can prevent or slow
cell damage.
Contains antioxidant
 Protection against
heart disease, liver and
colon cancer and
Parkinson's disease.

8. 
 The result that researches by Johns Hopkins
University find the caffeine enhances long time
memory.
Improving the human
cognitive

9. 
 The caffeine also have some positive effect that
beneficial to our body.
 However, the consumer should control the intake of
the caffeine in your drink.
Conclusion

10. 
Thank you…