Caffeine in coffee-tea-chocolate-coke-content-Caffeine effects on caffeine in tea


What is caffeine?

Caffeine (1, 3, 7-trimetylxanthine) is a widespread known psychoactive

substance, a plant alkaloid,

Caffeine is found in many drinks:

1- Caffeine in Coffee beans (1% to 2%)

2- Caffeine in Tea leaves (black tea)

3- Caffeine in Soft drinks

4- Caffeine in Energy drinks

5- Caffeine in Caffeinated drinks

6- Caffeine in Chocolates

7- Caffeine in Cola nuts

8- Caffeine in Cocoa beans

9- Caffeine in Guarana

10- Caffeine in soda

caffeine in tea

coffee beans caffeine

Caffeine pills preparation is in many products: caffeine products

1- Caffeine in cold tablets

2- Caffeine in allergy products

3- Caffeine in analgesic preparation

4- Caffeine in appetite suppressants

5- Caffeine in diuretics

6- Caffeine in stimulants

Caffeine content in tea, coffee, coca, soda, chocolate and drinks:

Caffeine content vary from plant to plant and from type of the cup you have,

so you can know how much you take when you have foods or drinks contains

caffeine in the next list:

How much caffeine in coca cola:

Coca cola 32mg

How much caffeine in chocolate:

Plain chocolate bar 50mg

How much caffeine in tea:

Cup of tea 50mg

How much caffeine in energy drinks?

Energy drinks 80mg

How much caffeine in coffee:

Mug of instant coffee 100mg

Mug of filter coffee 140 mg

How much caffeine in diet coke:

Diet Coke 42mg

How much caffeine in espresso:

Espresso 80

How much caffeine in decaffeinated coffee:

Decaffeinated coffee 2-4 mg

How much caffeine in coke:

Coke 40 mg

Tea leaves vs. coffee beans for caffeine content:

Coffee cup contains more caffeine than tea cup as we need more coffee beans

to make cup of coffee and little tea to make cup of tea

Caffeine and pregnancy (black-white coffee):

1- Some reports said do not drink any amounts during pregnancy

2- Some report show that modest amount can still be safe

3- Some report show that more than modest amount can causes:

- Birth defects

- Miscarriage

- Stillbirth

- Premature birth

- Fetal growth

So it is better advising women to avoid or limit their intake of caf­feine in


Caffeine overdose-caffeine side effects:

Caffeine has many side effects on body and organs, if the person exceeds the

limits on caffeine intakes and this can affect special organs like:

1- Heart

2- Brain

3- Arteries

4- Urinary bladder

Effects of caffeine on the body:

Effects can be good and can be bad as we see below

Caffeine effects on heart:

1- Increase the arterial wall stiffness

2- Decreases calcium ion accumulation in the mitochondria of


3- Elevates cholesterol and homocysteine blood level

4- Acceleration of acute ischemic cardiac disease correlates with high coffee


5- Moderate coffee consumption decreases the mortality of the cardiac


Caffeine effects on the brain: nervous system

1- Might be useful to manage the attention deficit

2- Beneficial effects on cognitive performance

3- Psycho stimulant

4- May be in treatment of human tumors brain

Caffeine effects on skin and hair:

1- Improve hair growth roots

2- against hair loss

3- Good for skin barrier and skin hydration

Caffeine effects on blood pressure:

1- Increase Blood pressure

2- Caused diuresis

Caffeine effects on muscles:

1- Improves exercise capacity

2- Has been shown to reduce leg-muscle pain especially cool environment

Caffeine effects on obesity: weight loss

1- Green tea catechins with caffeine statistically significant reductions in BMI,

body weight, and WC; however, the clinical significance of these reductions is

modest at best

Benefits of Caffeine: is caffeine good for you:

1- Moderate coffee intake seems to be safe and reduce the risk of DM2

2- Bronchodilator in respiratory diseases

3- Apneic episodes in premature infants

4- Good effects on memories and mind

5- Good for hair

6- Good for skin hydration

7- Good for sport people in moderate intake

Daily limits should be for pregnant but always don not drink a lot

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