Caffeine is a substance present in different foods for human consumption, mainly in coffee, cocoa, tea leaves and kola nuts.
How does caffeine work in the body?
The main action of caffeine in the body is that it acts as a strong stimulant in the nervous system, making fatigue, sleep or tiredness disappear. As caffeine is a stimulant of the nervous system, if ingested in excess it could represent an adverse reaction, even affecting blood pressure, which is not beneficial at all.
On the other hand, caffeine is a metabolic accelerator, that is, it helps the metabolism to work faster by absorbing the properties and nutrients of the food that is eaten.
Effects of caffeine
An excess in the consumption of caffeine per day, can cause a lot of discomfort, as well as being very dangerous for people who are sensitive to caffeine. The best known effects of this component are:
How much caffeine should you have in a day?
The amount of caffeine that the body receives per day will depend on the amount of tea, chocolate, coffee or any type of drink or food that contains caffeine. The FDA states that a person a day can safely consume between 300 and 400 grams of caffeine, equivalent to three and four cups of coffee.
Below we will detail the amount of caffeine contained in each serving of these foods:
- One 30 ml energy drink: 70-100 mg
- A 30 ml cup of tea: 14-60 mg
- A 30 ml cup of coffee: 95-200 mg
- A 30 ml can of cola drink: 35-45 mg
Can caffeine make you gain weight?
Caffeine by itself does not make you fat, in fact if it is consumed in moderation, it is possible to take advantage of the contributions it makes to the body and it can be very useful for example; Eating a bar of chocolate while we are studying works excellent to reactivate the senses and in turn accelerate the metabolism to help burn fat.
But if the coffee or hot chocolate is consumed with milk and sugar, and is taken more than once a day, the calories contained in each of its companions, if they can be responsible for making you gain weight.
Also, if you eat several bars of sugar chocolate, it is also possible to gain weight by the amount of calories consumed. So caffeine consumption is not fattening, as long as its consumption is moderate and sporadic, that is, not consuming it so many times a week.