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Bottled coffee or instant coffee is refreshing.
Both of them have refreshing effects.

Caffeine is the main refreshing substance in bottled coffee and instant coffee. Usually taking more than 40 mg of caffeine can slow down fatigue and improve attention and reaction speed. But the taste of instant coffee is slightly worse than that of bottled coffee. The refreshing effect of bottled coffee and instant coffee varies from person to person, and different people will have different effects.