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.

Filter by
Sorted by
Tagged with
4
votes
1answer
1k views

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 ...
4
votes
2answers
310 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 ...
4
votes
0answers
40 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 ...
3
votes
1answer
163 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 ...
3
votes
2answers
7k views

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.
3
votes
2answers
262 views

How long do the effects of caffeine take to appear?

Taking as a parameter the first sip of coffee we drink, and taking 10 minutes to drink a cup of coffee, how soon are the effects of caffeine to appear?
3
votes
2answers
179 views

Finding if coffee is a health risk after best before

I have couple of coffee in my cabin where I visit on weekend and I saw 2 coffee which were best before xx 2017. One has big chunk of coffee and looks faded and the other got faded colour. I have no ...
3
votes
1answer
124 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?
2
votes
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?
2
votes
1answer
53 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 ...
2
votes
1answer
217 views

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 ...
2
votes
1answer
438 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 ...
2
votes
0answers
19 views

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?
2
votes
0answers
40 views

The relationship between hair growth and caffeine ..? [duplicate]

Does caffeine really enhance hair growth and keep the hair healthy? was it proven?
1
vote
3answers
2k views

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 ...
1
vote
2answers
86 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 ...
1
vote
2answers
39 views

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 ...
1
vote
1answer
58 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?
1
vote
1answer
10k 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.
1
vote
1answer
119 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?
1
vote
1answer
892 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, ...
1
vote
1answer
141 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 ...
1
vote
1answer
94 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 ...
0
votes
1answer
102 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?
0
votes
2answers
170 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 ...
0
votes
2answers
70 views

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 ...
0
votes
3answers
202 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 ...
0
votes
1answer
102 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?
-1
votes
2answers
112 views

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.?