I recently rediscovered the joys of cold-brewing coffee. (One level cup of rough-ground beans, 4-1/2 cups of cold water, steeped overnight and strained, produce
I saw a question on here about cold brew vs hot brew caffeine content and was wondering what is the easiest (or best) way to measure this at home (if possible)
My wife and I enjoy drip coffee, french pressed coffee, espresso, black tea, green tea, and just about anything caffeinated. However, my wife wants to avoid ca
Like many people, I rely on coffee in the morning to really get me going for the day. I always use more than the directions require to get more caffeine for tha
What are the practical differences between using bagged vs. loose leaf tea? Are there differences in quality, caffeine content, etc.? Why?
The ISO standard for brewing tea says "6 minutes". Of course different teas have vastly different properties, but... For "average commodity black tea" and "av
I am trying to find the best pick-me-up Japanese green tea and was wondering which type was the best to get from the assortment of Sencha, Gyokuro, Kabusecha, B
Over the last few years I had come to believe that the roasting process for bold coffees removed caffeine from the beans resulting in a lower caffeine content t
Coffee beans naturally contain caffeine. At the store or in a restaurant, you can choose "decaffeinated coffee". Is really all the caffeine gone or is there ju
I once asked a waiter at a restaurant how he managed not to mix up cups of regular and decaf coffee when bringing them to various tables. He replied that he cou
I had gone completely cold-turkey on caffeine for a while due to anxiety issues, and I'm slowly reintroducing caffeine to my diet. I have read in many places t
Does anyone know if the bitter kuding tea (苦丁茶) contain caffeine?
It's said that tea, in general, has lower levels of caffeine than coffee, and that black tea has more caffeine than green tea (which has more caffeine than whit
Let's say you have one tea bag and can either brew it in a mug of boiling water, or a larger tea kettle of boiling water. The temperature, steeping time, type o
I have read conflicting things about the volatility and solubility of caffeine, and at what point during the tea brewing process caffeine is released. When tea
As the question asks, which method from the list below will give the most caffeine in the final product (ie. a cup of coffee). Assume the same beans with the s
What is the amount of caffeine in one single coffee bean, and how much of that caffeine actually drips through when brewed with a regular coff
Black tea contains about 40 mg of caffeine. When adding 80 mg of caffeine powder, the tea tastes bitter. Why doesn't caffeine that is already in the tea or in
I'm drinking Rooibos Vanilla Tea and I like to dissolve an 80 mg caffeine pill in it. I hand press the pills myself from pure caffeine powder. However, the pill
I am referring to this brand: http://www.amazon.com/Pickwick-Green-Tea-Original-Packages/dp/B003YBNJH8 The box doesn't say anything. I drank several and while