Questions tagged [caffeine]

Caffeine is a stimulant drug with a bitter taste. It is produced naturally by coffee plants. It can survive the heat of roasting and is water-soluble, so brewed coffee will contain caffeine. Use this tag for questions relating to caffeine content.

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47 views

Does hydration level change the effect of caffeine?

Apologies if this question does not belong here, it may be suit for the chemistry site, but it pertains to the consumption of coffee directly -> so here it is. Does your prior level of hydration ...
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1answer
855 views

Does ground coffee lose caffeine like it loses aroma?

What I know is that, for the best taste, one should grind the coffee right before brewing it. Storing ground coffee makes it lose part of its taste, even if there are ways to counteract that effect. ...
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Which Starbucks coffee have the least amount of caffeine?

I like coffee, my mom likes coffee, my dad likes coffee, and we all love Starbucks. My question is, which coffe has the least ammount of caffeine? I want to try to get one for my little sister :) (...
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Why does some coffee “hit me” harder than other coffee? [closed]

I've had all types of coffee, but certain brands or preparations seem to get me more 'speeded up' (like Starbucks coffee) than others. What causes certain coffee to be more "stimulating" than other ...
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1answer
68 views

Is there a way to prevent acid reflux and gastritis while benefiting from cafeine?

I've read that Caffeine has some properties that relax the stomach sphincter and may lead to acid reflux which causes heartburn and other stomach problems. Is there a way to enjoy coffee and other ...
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317 views

Will I get dehydrated from drinking coffee?

In fact, 54 percent of Americans over the age of 18 drink an average of 3.1 (8 oz) cups per day; the equivalent to 40 billion dollars spent solely on the ever-so-popular cup o' Joe. With over half of ...
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1answer
134 views

Recommended time to finish a cup of coffee for the best caffeine surge?

Is there such thing as a recommended time lapse in which to finish drinking a cup of coffee, in which you get the best kick out of the caffeine?
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2answers
3k views

If I leave my brewed coffee to rest, will it lose caffeine? [duplicate]

I prefer to drink coffee cold. So, after the coffee is done brewing, I leave it to rest for some time and drink it later. Will the coffee lose its strength, if it is cooling down?
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1answer
164 views

Can I have this type of coffee?

I would like to know if people normally have the type of coffee I do. I take coffee from a vending machine that has a variety of options (latte, cappuccino, espresso) of which I choose espresso. This ...
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3answers
201 views

It is good for my health to drink coffee 10 times a day?

I am working on a computer 15 hours a day, and I feel tired and sleepy a lot between the work. So I prefer to drink coffee to get rid of tiredness. Coffee gives me an energy boost and makes me able to ...
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How much caffeine is in 1 teaspoon of ground Arabica coffee?

Arabica is said to have less caffeine than Robusta. Couldn't find info about this specific question in Google hence asking here. The grind I have is for filter coffee.
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1answer
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What is the most effective way of consuming coffee (and caffeine in general)?

I generally drink 1–2 cups of coffee per day, between 09:00–12:00. I switch to teas after lunch so I'm not still full of caffeine by the time I go to bed. I wouldn't say that's heavy usage by any ...
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Caffeine content of different brewing methods

For a given type of bean, do different brewing processes and temperatures (drip, French press, Mocha, espresso, cold brew, etc.) produce coffee with different caffeine content? It would seem ...
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1answer
110 views

Does coffee help if you are tired because you have over slept?

If you have over slept and was drowsy because of this, would coffee give you an effective boost to get your day started or would you be better off with something like a sugary soda?
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1answer
230 views

Roughly how strong is one shot of espresso compared to a cup of drip coffee?

Every morning, I have one 12 oz. cup of drip coffee, to the point where I have become dependent on it. When I’m traveling, it’s often hard to find someone who will make me a straight cup of coffee. I ...
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1answer
159 views

Sweating due to coffee intake

I sweat a lot. I have tried so many methods to combat sweating but none of it worked. Antiperspirants and other home remedies didn't work at all. I don't have enough money to go for botox or other ...
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1answer
30 views

How could you feel the caffeine effect most quickly?

Which will take effect quicker? Drinking a cup of instant coffee or eating raw powdered coffee?
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1answer
122 views

What should be the daily coffee intake?

I am from Pakistan. Summers here are very hot. My question is how many cups of coffee are recommended as a daily intake in summers? should the daily intake of coffee vary in summers and winters?
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1answer
2k views

How much caffeine delivered by eating coffee grounds

I eat coffee grounds. I have size 000 capsules (just think of the size of the largest supplement capsules you may have seen), a capsule maker, and some Death Wish (which they tout as premium Ruousto, ...
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1answer
101 views

Is coffee/caffeine addictive?

I've heard that people get addicted. In other words, if someone has coffee regularly and they skip a day, then on that day they feel "low" or perform worse than they used to when they weren't a coffee ...
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1answer
455 views

Caffeine vs Nicotine addiction [closed]

We, who love coffee very much, have a belief that coffee(which has caffeine) is better than cigarette or any other products which has nicotine. But as far as I know caffeine isn't so good for the body ...
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1answer
122 views

Aeropress: does filling it full with water increase the caffeine content of my cup?

How does the amount of water I pour into an Aeroporess impact the caffeine content of my cup of coffee? If I make two cups, for cup A I use just enough water so that the 1 is covered on the ...
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How to decaffeinate coffee? [duplicate]

I was wondering how coffee is being decaffeinated. How is this achieved? Are there different approaches? Since when is this practice?
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The relationship between hair growth and caffeine ..? [duplicate]

Does caffeine really enhance hair growth and keep the hair healthy? was it proven?
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Does coffee consumption cause continuous chest pain? [closed]

I drink coffee twice a day for almost a month. Lately, for last few week, I feel chest pain right after drinking coffee. I initially thought that was some gastric related problem. But even after ...
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1answer
123 views

Is coffee a drug that you could give to your dog?

Sometimes questions are very short and answers very long. We all like coffee, but, would you give coffee to your dog?
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Additions to decaff coffee to complement taste

I'm alternating drinking decaf bean coffee (O2 process) alongside caffeinated beans. Normally I drink caffeinated either black or with a little milk. With decaf, the reduced body of the taste is ...
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2answers
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Am I psychologically addicted to coffee?

I do not really mind if I am addicted to coffee. However, I noticed a psychological effect and that makes me kind of curious. When I do not drink coffee, I feel more negative about life. Caffeine ...
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1answer
65 views

How coffee activates the nerve cells of the brain and what is the mechanism of it?

After drinking coffee we feel so relaxed and our brains feel so free. Why this happens?
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1answer
14k views

What is the caffeine content in Lavazza brand coffee

What is the caffeine content of the Italian coffee LAVAZZA brand? It is sold at several roast levels, so there is probably some variation.
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3answers
230 views

Caffeine and Hearing loss

What amount of coffee has an ototoxic effect after an acute noise exposure? I'm referring to this study: https://www.ncbi.nlm.nih.gov/m/pubmed/26940042/ I know that they use 25mg/kg which equals ...
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211 views

How bad is it for people with nervous tension to have coffee?

I am suffering from nervous tension and anxiety. Doctors have prescribed me regular anxiety reliever drugs and also asked me to completely stay away from tea, coffee, cola or any other beverages ...
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Would method of ingesting coffee affect its effectiveness in terms of caffeine extraction to the body?

I have some instant coffee powder packs that include coffee, milk, and sugar in a single packet. Lately, due to circumstances related to limited time and availability of electricity, I've been ...
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1answer
120 views

Is one cup of coffee a day good? [duplicate]

Is there any effect of drinking coffee daily? Is coffee harmful for health?How can I make my coffee healthier? Are there any benefits of drinking coffee daily?
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What are substitutes of caffeine? [closed]

Are there any substitutes of caffeine? In terms of similar effects such as energy, alertness, decreased fatigue, increased metabolic rate, etc.?

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