16 votes
Accepted

Does chocolate have caffeine?

Depends on the type of chocolate. According to the US Department of Agriculture (USDA), a bar of dark chocolate (i.e. 162 grams, or about 6 oz) contains almost as much caffeine as a cup of coffee (...
  • 630
11 votes
Accepted

Does drinking coffee or tea dehydrate you?

There is no convincing evidence that consumption of caffeine or tea leads to dehydration (fluid loss) based on available research. Studies cited below indicate (a) that caffeine is a not a very ...
  • 22.6k
10 votes

Does coffee cause fat and cellulite gain?

In most studies, caffeine intake was associated with no significant weight change or a slight weight loss. Caffeine - no weight change 1) Caffeinated Coffee Does Not Acutely Affect Energy Intake, ...
  • 4,969
9 votes
Accepted

Does caffeine increase productivity in office jobs?

One study has made an analysis of the effects of caffeine on cognitive performance. See: https://libres.uncg.edu/ir/uncw/f/lothesj2004-2.pdf I didn't read the whole study but it seems that has tested ...
  • 244
7 votes
Accepted

Does drinking coffee reduce breast size?

Fortunately, the study in question, Coffee intake and CYP1A2*1F genotype predict breast volume in young women: implications for breast cancer, is available online. The basic answer is that the study ...
  • 3,564
6 votes

Does the coffee plant use caffeine to kill bugs and surrounding plants?

Caffeine on insects That "caffeine kills insects" is an old myth: "I find it considerably interesting and even amusing," said Bussey Professor of Biology Carroll M. Williams. &...
  • 43.6k
1 vote

Does tea contain as much ( or more ) caffeine as coffee?

It totally depends on the type of tea, the amount of leaves you use. The average tea bag contains about 2 grams (about a tablespoon) of tea. If you're making loose leaf tea, it's possible you're ...
  • 219

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