If i want to transfer money from euros to pesos, and its asking me the payment currency, what does it mean? The currency from its taken or recived?
It is easily available; you can get it from energy drinks, coffee, tea, coke. It's extremely effective in increasing your energy before a workout because it is such a fast acting substance. Caffeine increases your mental alertness. However, a word of caution, caffeine only offers a temporary boost of energy.
Forget chocolate or fizzy drinks - healthy foods can boost your energy too. Spinach is high in magnesium, which is vital for producing energy. Nuts are packed with nutrients - soaking them overnight boosts the levels. One cup of mushrooms provides 50% of recommended amount of iron.