Which type of coffee is the most refreshing?

introduction

Coffee is a common drink that is widely believed to be a wake-up call. However, not all coffees have the same effect. When choosing coffee, what kind of coffee should we consider to be the most wake-up call? This article will focus on this question.

Espresso

Espresso is a strong drink made by forcing water through ground coffee. Because more ground coffee and less water are used in its production, it has a higher concentration of caffeine.

Studies have shown that moderate consumption of espresso can increase focus and alertness. One reason for this is that its high caffeine content stimulates the central nervous system and causes the brain to release more stimulant substances such as adrenaline and dopamine.

Black American

Black Americano is a dark coffee made with filter paper without any milk or sugar. Compared with espresso, black Americano contains less caffeine.

However, black Americano can still provide a certain level of alertness. Although it has a lower caffeine content, it increases alertness by activating specific receptors in the brain. In addition, black Americano is also rich in antioxidants and various nutrients, such as vitamins B2, B3 and manganese.

Cold Brew Coffee

Cold brew coffee is a beverage made by steeping ground coffee in room temperature or cold water for a longer period of time (usually 12 to 24 hours). Unlike other brewing methods, no hot water is used in the cold brew process.

Although cold brew coffee takes longer to prepare, it has a unique, milder taste and is less acidic. This makes it an ideal choice for providing mental clarity and alertness without irritating the stomach or causing digestive issues.

Summarize

When choosing coffee, we should decide based on our needs and preferences. If you need a quick pick-me-up, espresso may be the best choice. If you prefer a softer taste and don't want to irritate your stomach, cold brew coffee may be more suitable for you. Black American is a balanced choice that provides a certain degree of alertness and is rich in a variety of nutrients.

Regardless of which coffee you choose, moderation is still very important. Excessive caffeine intake may lead to side effects such as anxiety and insomnia. So, while enjoying the delicious taste, remember to maintain moderation.

References

1. Nehlig A, Daval JL, DEbry G. Caffeine and the central nervous system: mechanisms of action, biochemIcal, metabolic and psychosTIMulant effects. Brain Res Brain Res Rev. 1992;17(2):139-170.

2. Yang A, Palmer AA, de Wit H. Genetics of caffeine consumption and responses to caffeine [published correction Appears in Psychopharmacology (Berl). 2011 Oct;217(4):681]. Psychopharmacology (Berl). 2010;211(3):245-257.

3. Lovallo WR, Farag NH, Vincent AS, Thomas TL, Wilson MF. Cortisol responses to mental stress, exercise, and meals following caffeine intake in men and women. Pharmacol Biochem Behav. 2006;83(3):441-447.