12
votes
How can I maximize the time the "high" lasts?
Without considering the amount or potency of the coffee as well as setting personal metabolism aside, you could adjust your coffee schedule according to your natural circadian rhythm, a methodology ...
- 401
10
votes
Accepted
How much caffeine is lost after 24 hours?
Caffeine does not break down (at any appreciable rate) when left alone in a drink. It requires the enzymes in your body to break it down, so when you take the drink out of the fridge, it'll be just as ...
- 6,987
9
votes
Does coffee consumption cause continuous chest pain?
Similar questions have been answered in Coffee SE several times. So please check these previous questions first. I'm enlisting the most related ones I can think of below:
How many cups of coffee is ...
- 7,688
9
votes
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How much does caffeine concentration in a cup of coffee decrease as a function of time (roughly)?
Caffeine is quite stable, it doesn’t evaporate or break down at room temperature (or coffee temperature), apart from dissolving in the water used to brew your coffee. So after an hour or two, the ...
- 4,078
8
votes
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Student friendly coffee?
Many factors are at play here.
I assume we are talking about morning coffee and not about something that helps to pull you through the night of studying.
So, the easiest (minimal amount of work in ...
- 288
8
votes
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Can I have this type of coffee?
The beverage you make by diluting vending machine "espresso" with hot water is called "poor imitation of Americano". It is hard to say how much caffeine it contains because it's not clear what this ...
7
votes
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Should coffee be regulated?
Generally, governments find it necessary to regulate addictive substances due to quality of life or health issues that stem from abuse/addiction. While I will neither support or attack this kind of ...
- 6,455
7
votes
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How can I maximize the time the "high" lasts?
Some upperclass chemistry students at the University of Delaware put together a nice site that summarized the effects of caffeine (http://udel.edu/~danikoll/index.html), but it has been removed. (A ...
- 1,127
7
votes
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How are caffeine pills made?
Caffeine is almost always created as a byproduct of the decaffeination process.
It IS possible to synthesize caffeine. The most popular lab synthesis (1,3-dimethylurea and ethyl 2-cyanoacetate) ...
- 381
7
votes
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Does ground coffee lose caffeine like it loses aroma?
Caffeine has a very very low vapor pressure 9.0X10-7 mm Hg at 25 deg C. Source
Almost none would evaporate.
- 413
7
votes
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Finding if coffee is a health risk after best before
With all foods, FAT TOM is your best start to gauge their susceptibility to spoilage.
Now, FAT TOM is actually an acronym for the six factors that influence the growth of microbes. And bacterial ...
- 4,078
6
votes
Accepted
Why is coffee comforting
A 2008 U. Colorado (Boulder) study*, suggests that merely holding warm drinks (vs. cold) can positively influence perception of people.
There is apparently some connection between the physical act ...
- 1,267
6
votes
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If I leave my brewed coffee to rest, will it lose caffeine?
Yes, but not in any significant or noticeable amounts. Caffeine is stable in solution for quite some time. Considering a average cup of coffee (~100mg of caffeine), you may lose a few milligrams of ...
- 6,455
6
votes
Accepted
What are the effects of caffein olfaction?
From Time Magazine's You Can Now Inhale Caffeine Instead of Drinking It article:
Forget coffee and energy drinks—now you can inhale your caffeine. ...
Each inhaler boasts a pretty small ...
- 399
5
votes
How can I maximize the time the "high" lasts?
You would like to prolong the "high" that coffee i.e. caffeine causes.
Caffeine is metabolized by your liver. So anything that interferes with your liver metabolizing caffeine would extend the high, ...
- 51
5
votes
Why is coffee comforting
Coffee has many compounds beyond caffeine. There are trigonelline, proteins, carbohidrates, quinic acid, caffeic acid etc... So the chemical mix in your cup is a little more complex than just a ...
- 665
5
votes
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How long does it take to reset caffeine tolerance
If you are looking at cycling your caffeine naivety with an eye for fitness benefit (caffeine increases exercise tolerance), I think you should first look into whether there is any true benefit to ...
- 6,455
5
votes
Student friendly coffee?
The quickest and easiest foolproof way to make decent coffee is to get a dirt cheap percolator for drip coffee. French presses are fine too but are a bit more work and if the grind is irregular or too ...
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5
votes
Roughly how much caffeine am I ingesting when I eat chocolate coffee beans?
Weight per bean ca 130mg from here
One needs approx. 15g coffee per 250ml water, corresponding to 115beans per cup.
A 237ml serving of coffee contains 95mg caffeine (USDA), which would be 830ug / bean ...
5
votes
Will the quality of the coffee change if I store it in a plastic bottle?
A short answer is "not significantly", assuming you just store your drink for the day, and there is no sharp changes in storage conditions (strong heat, freeze, etc.)---except warming up the amount ...
- 2,283
5
votes
Why does French press not give enough 'Caffeine Effect'?
One of the reasons I like my French Press is because of the caffeine boost. One simple answer to your question is to add more coffee grounds.
But aside from the type and amount of coffee used there ...
- 1,279
5
votes
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How much caffeine is in 1 teaspoon of ground Arabica coffee?
The caffeine content of Arabica beans is around 1,2% of its mass. A standard measure of a teaspoon is approximately 5ml. That means you get around 5g of ground coffee in one teaspoon, which totals ...
- 2,197
5
votes
It is good for my health to drink coffee 10 times a day?
Caffeine content of coffee varies widely depending on many factors. How much caffeine does your 10 cups contain? And how much is too much? The Mayo Clinic website has addressed exactly what you are ...
- 318
5
votes
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Is coffee a drug that you could give to your dog?
According to dictionary.com, one of the definitions of the word drug is:
a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical ...
- 221
5
votes
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Is there a way to prevent acid reflux and gastritis while benefiting from cafeine?
One way which has worked for me -- but this of course depends on the severity of your condition -- is adding cream. Not milk but full fat coffee cream.
This dilutes your coffee a little bit, and ...
- 196
5
votes
Are there any ways that coffee consumers can measure the caffeine content of what they are drinking by themselves?
It really depends on your budget. You say you are fine with a bit of an investment - how does 2500$ sound?
For that price you can get a Lighttells CA-700 which lets you analyze the caffeine content in ...
4
votes
Will I be addicted to caffeine?
Even according to researchers who assert the existence of caffeine dependence, the statistical likelihood of dependence is between 9% and 30%. If you determine you are among those who suffer negative ...
- 1,267
4
votes
Should coffee be regulated?
I would be opposed to any form of restrictive regulation. In truth I'm not in favour of it for most drugs anyway as I am all for personal freedoms. Except in the case of cigarettes, where public use ...
- 131
4
votes
Accepted
Why does coffee lose caffeine as it is roasted?
This is a very common misconception. Coffee does not lose caffeine as it is roasted. It is often misunderstood that darker roasts have less caffeine. Caffeine's melting point is 455F which is well ...
- 6,455
4
votes
Accepted
Will the quality of the coffee change if I store it in a plastic bottle?
I have found various health-scare articles online such as this and this about the effects of bisphenol A (BPA) on the body, a chemical which can be leached from a plastic container in to the coffee, ...
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Only top scored, non community-wiki answers of a minimum length are eligible