Page 13 - #63 eng 电子版
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Dopamine produces the euphoria

          that people often associate with their first

                         cup of coffee in the morning.


           D       o you drink coffee? Odds are that you have a   can switch to decaffeinated drink, but the reality is that

                   coffee machine in your office. It may just produce
                                                          caffeine is the one who gets us through those non-pro-
                   instant coffee, but it still produces a cup of caf-
                                                          for caffeine to reach its peak levels in your bloodstream.
                   feine when you need it. What about at home?   ductive periods. It takes approximately 15 to 45 minutes
           And how far away are the nearest coffee shops? Truth is that   Caffeine has a half-life of approximately five to six hours,
           we are surrounded by coffee and caffeine. As we live in a   meaning that it takes this long for its concentration in
           time that demands high productivity and if you live in a large   your bloodstream to reduce by half. When it reaches your
           urban centre like Tokyo or Seoul, there is a demand for   brain, it affects your body in numerous ways, including
           productivity at all hours of the day. We have standardized   energizing you, making mind more clear and giving abil-
           labour production so that we don’t necessarily work when   ity to manage migraine, headaches and drowsiness. Re-
           it’s best for us, and coffee not only gets the day started, it   cent researches have shown that coffee may help prevent
           gets us through the day.                       diseases like stroke and certain cancers, lower risks of
               Whether you fill yourself with coffee just for ener-  Parkinson’s disease and dementia, as well as boost our
           gy or you like to sip it little by little, enjoying the taste,    concentration and memory. According to the National
           coffee is still in your life and we want to show you couple   Institutes of Health (NIH), it is due to coffee being a seed
           more reasons why the cup of joe is worth brewing.  and like all seeds, containing natural fats, sugars and
                                                          protein, they’re also loaded with protective compounds.
           Love Chemistry                                 As  an almighty seed, coffee is the number one diet source
                                                          of antioxidants in many countries, like the US, Italy,
               A steaming cup of coffee is the first thing millions   Spain, and Norway. According to International Journal
           of people reach for every morning and there are a mul-  of Pharmaceutics, coffee beans contain phenolic antiox-
           titude of reasons to do so on a daily basis. Caffeine is   idant compounds, the major polyphenol in coffee is
           the ingredient that most people who drink coffee pay   chlorogenic acid and chlorogenic acid is one of the major
           attention to in their favourite drink. It acts as a central   strong antioxidant compounds in coffee. The antioxidant
           nervous system stimulant and is used pretty often  in   activity of coffee depends on the chemical composition.
           our  daily  lives:  it  helps  to  get  our  blood  moving  and   In addition, it was observed that the antioxidant activity
           makes us feel energized.If someone happen to simply   of  coffee  varies  according  to  the  degree  of  roasting.
           like the taste of coffee but want to avoid caffeine they   Maximum antioxidant activity was measured for the
                                                          medium-roasted coffee.


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