Published On By Rachel Nall

Does Coffee Curb Appetite

Many people drink coffee to enhance their energy levels. However, caffeine, a natural stimulant in coffee, may have more to offer than just a quick energy boost.

Caffeine is an alkaloid found in cocoa beans, tea leaves, and cola nuts. Does adding coffee to your daily routine also help with weight management?

Coffee may have protective effects on brain health, could reduce inflammation, and might decrease the likelihood of metabolic disorders.

Some may believe that consuming caffeine may help suppress your appetite. Is there a conclusive evidence to support this claim?

How Fast Coffee Can Curb Appetite?

The potential appetite-suppressing effects of coffee are mainly through its main component, caffeine. Coffee may work to curb appetite if taken 0.5-4 hours before a meal.

However, this consumption time is uncertain and may vary depending on factors like individual metabolism, quantity consumed, and individual responses to caffeine.

Health Benefits Of Drinking Coffee

Research and scientific findings indicate that the consumption of coffee may offer various health benefits due to its natural compounds like phytochemicals and chlorogenic acids. These compounds possess anti-inflammatory properties that may positively impact cellular health.

Potential health benefits of drinking coffee may include:

  1. Reduced Risk of Cardiovascular Diseases

    Coffee consumption may lower the risk of metabolic disorders and cardiovascular diseases.

    Some studies also indicate that regular coffee drinkers may have a lower susceptibility to conditions such as type 2 diabetes, stroke, and heart disease. Moderate levels of coffee consumption may lower cardiovascular problems. It may have a physiological effect on raising blood pressure, but this effect is transient and does not cause hypertension.

  2. Potential Protection Against Brain Disorders

    Research indicates that drinking coffee may lower the susceptibility to brain disorders such as Parkinson’s disease, Alzheimer’s, and depression.

    The neuroprotective effects of coffee have been attributed to its bioactive compounds. These compounds may help preserve cognitive function and lower the risk of neurodegenerative conditions.

    However, experts recommend limiting caffeine intake to around 400 mg daily to maximize coffee’s health advantages while minimizing potential risks.

  3. Could Prevent Gout

    Gout is a condition of arthritis caused by the build-up of uric acid in the joints. Drinking coffee may reduce your chance of a flare-up. It may causally reduce gout risk independently of Serum Uric ACID Levels (SURA).

    The caffeine in coffee could lower uric acid in the blood by enhancing the excretion of uric acid by the kidneys. This anti-inflammatory effect of coffee may prevent the formation of gout.

  4. It May Act As An AntiDepressant

    For some people, coffee may act as an anti-depressant that helps them be happy and cheerful throughout the day. Caffeine could help increase the production of some feel-good neurotransmitters, including serotonin, dopamine, and noradrenaline. These neurotransmitters help in improving mood. Caffeine may also improve cognitive functions such as memory and alertness.

  5. Might Improve Digestion

    Coffee could encourage the production of several vital digestive hormones, including gastrin and hydrochloric acid. These hormones play an essential role in breaking down food within the stomach.

    Coffee could also aid in synthesizing cholecystokinin (CCK), a hormone that increases bile production during digestion.

    It may also act as a diuretic beverage that flushes out all the toxins and bacteria, helping further clean the stomach and potentially supporting weight loss.

Effect Of Coffee On Appetite

The caffeine present in coffee may affect hunger perception and possibly decrease appetite. However, its exact mechanisms still need to be determined.

Studies have shown that caffeine, a CNS stimulant in coffee, may curb appetite within 15-45 minutes of consumption. The onset of this effect varies depending on individual metabolism and sensitivity.

Some research also indicates that coffee consumption, particularly Turkish coffee with high phenolic compounds, could reduce food and energy intake. Coordinating coffee intake with meals may further contribute to appetite reduction.

However, these studies have inconclusive findings. Further research is needed to fully understand the relationship between coffee consumption, caffeine, and appetite regulation.

Which Type of Coffee Influences the Appetite-Suppressing Effect of Coffee?

  • Black coffee: The bitterness of black coffee may momentarily suppress appetite by engaging taste buds with its robust flavor, potentially aiding in curbing cravings.
  • Decaffeinated coffee: It may also curb your appetite. A study found that decaf coffee significantly lowered hunger over a 90-minute period.
  • Different coffee varieties: Trying different varieties, from bold to sweet, may generate unique appetite responses due to their distinct flavor profiles and compositions. These may contribute to a diverse range of effects on hunger regulation.

Side Effects Of Excessive Coffee Consumption

Excessive consumption of coffee may result in various adverse effects on health, some of which are:

  1. Sleep disturbance: Consuming too much coffee, especially later in the day, could hinder falling asleep. It may cause frequent sleep disruptions and might lead to potential insomnia.
  2. Irritate stomach lining: Excessive coffee consumption could irritate the stomach lining, causing digestive issues like indigestion, acid reflux, or even stomach ulcers in susceptible people.
  3. Increase heart rate: The stimulant effects of caffeine in coffee could cause an increase in heart rate and blood pressure, which may pose risks for people with underlying heart conditions.
  4. Increase anxiety: Having too much coffee could also heighten feelings of anxiety, which may impair overall quality of life.

Other Alternative Ways To Naturally Suppress Appetite

Green tea has epigallocatechin gallate (EGCG) that may promote fullness, decreasing the desire to eat.

Research shows that a 12-week trial with tea extract high in EGCG resulted in significant weight loss. It also reduced waist circumference, lowered hunger hormone levels, and improved blood cholesterol profiles.

Capsicum contains capsaicinoids that have demonstrated potential in suppressing appetite and reducing hunger hormone levels.

Apple cider vinegar may work as an effective appetite suppressant when consumed alongside meals. Its effects may last up to 120 minutes.

Adequate hydration may also help induce a feeling of fullness. Staying sufficiently hydrated could help curb hunger pangs and suppress your appetite.

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Who Should Not Drink Coffee As An Appetite Suppressant?

Coffee’s acidic profile could worsen gastric conditions like acid reflux, ulcers, and irritable bowel syndrome. It may lead to discomfort and potential worsening of gastrointestinal symptoms.

The stimulating effects of caffeine in coffee could trigger heart palpitations and anxiety in people with heart disease or anxiety disorders.

Pregnant and breastfeeding women should also limit caffeine intake, as excessive coffee consumption may affect fetal development and milk production.

People with insomnia or other sleep disorders should be wary of using coffee as an appetite suppressant, as the stimulatory properties of caffeine may disrupt sleep patterns.

Frequently Asked Questions

  • Can Coffee Be Used as an Appetite Suppressant for Children or Teenagers?
    Due to potential health risks, coffee should be approached cautiously as an appetite suppressant for children or teenagers. Consultation with healthcare providers is essential before considering coffee consumption for appetite suppression in this age group.
  • Are There Specific Types of Coffee Beans More Effective at Curbing Appetite?
    Green Coffee beans may help suppress appetite due to their distinct flavor profiles and chemical compositions.
  • Does the Temperature of the Coffee Impact Its Appetite-Suppressing Effects?
    The temperature of coffee could have varying impacts on satiety hormones, which may influence its appetite-suppressing effects. Hot coffee may promote a quicker feeling of fullness, potentially affecting appetite regulation differently than cold coffee.
  • Can Decaffeinated Coffee Still Help With Reducing Hunger?
    Decaffeinated coffee may exhibit appetite-suppressing effects due to its phytochemical content. Responses to decaf’s appetite-curbing properties in people may vary.


The use of coffee as an appetite suppressant is an ongoing topic of research and debate.

Coffee’s appetite-suppressing effects may vary among people.

Factors like dosage and type of coffee consumed could influence how it may affect your body. In particular, black coffee and green beans may help reduce appetite to some extent. More research is required to support these claims.

However, excessive coffee consumption could result in heightened anxiety, bowel disruption, or potential insomnia.

If coffee has negative implications on your body, consider substituting it with green tea or apple cider vinegar to achieve similar appetite-suppressing effects.

  • The information in this article is for informational purposes only and should not be considered medical advice.
  • It is not recommended to disregard/delay seeking professional medical advice or treatment because of what you read or accessed through this article.
  • The results may vary from individual to individual.
  • It is recommended to consult your doctor for any underlying medical conditions or if you are on any prescribed medicines before trying any tips or strategies.

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