Does Coffee Cause Cramps? Debunking the Myths and Understanding the Facts

crazy by Editorial Staff | Updated on April 26th, 2023

You’re sitting at your favorite cafe, enjoying a steaming cup of coffee, and suddenly you feel a twinge in your abdomen. Can coffee be the culprit behind those cramps?

Grab your favorite mug and join us as we dive into the relationship between coffee and cramps, debunking some myths and understanding the science behind it all.


We promise to keep it light, conversational, and engaging so you can get the answers you need without the boring jargon.


  • Coffee may cause cramps in some individuals, but it’s not a universal truth.
  • Caffeine, dehydration, and individual sensitivities can contribute to cramping.
  • There are ways to minimize the risk of cramps from coffee, like drinking water and reducing caffeine intake.

The Coffee-Cramp Connection: What We Know

To date, few large, long-term prospective studies have evaluated whether caffeine intake is associated with the development of PMS. However, a study suggested drinking coffee was linked to a higher period of pain intensity. Non-caffeinated drinks, soft drinks, and chocolate were not associated with abnormal menstruation; chocolate was even associated with fewer premenstrual symptoms. 

Studies have shown that caffeine can worsen period cramps, as it blocks a hormone that relaxes the blood vessels and increases blood flow to the uterus. This can result in increased pain and discomfort during periods. 

Therefore, it is advised to reduce caffeine intake if one does not want to worsen their period. Try to stick to one cup of coffee daily or keep the amount of caffeine consumed low to avoid any potential side effects.

Individual Sensitivities

Individual sensitivities to coffee and its components can play a significant role in whether or not someone experiences cramps. Some people may have a lower tolerance for caffeine, while others may have a sensitivity to coffee’s natural acids. In these cases, it’s possible that coffee consumption may cause cramps or discomfort.

The Caffeine Effect

Caffeine, the primary stimulant found in coffee, is known to cause a variety of physiological effects, including:

  • Stimulating the central nervous system
  • Increasing heart rate
  • Increasing blood pressure
  • Promoting bowel movements

For some people, these effects can contribute to cramping, especially in the gastrointestinal system. However, this varies from person to person, and not everyone who consumes coffee will experience cramps.

Dehydration and Cramps

Dehydration can also lead to cramps, and it’s a common concern for coffee drinkers. Because caffeine is a diuretic, it can increase the frequency of urination, leading to a loss of fluids and electrolytes. When dehydration occurs, it can cause muscle cramps or discomfort. Keep in mind that this mainly happens with excessive coffee consumption.

Electrolyte Imbalance

Electrolyte imbalances are believed to be one of the causes of Exercise-Associated Muscle Cramps (EAMC). Electrolytes are minerals, such as sodium and potassium, which help to regulate the body’s fluids. 

When electrolytes become unbalanced due to excessive sweating and dehydration, it can cause muscle cramps. A recent study has shown that electrolyte imbalance is one of the most commonly believed causes of EAMC. It is important to replenish electrolytes by consuming sports drinks or foods that contain them to help prevent muscle cramping during exercise. 

Muscle Fatigue

When athletes prone to cramping undergo progressive fatiguing exercises, there is an increase in EMG response. This suggests that fatigue may affect neuromuscular control and play a role in the pathophysiology of EAMC. 

It is important to note that while traditional theories of cramping during exercises do not necessarily explain EAMC, they should still be considered potential contributing factors.

How Does Caffeine Affect Calcium Ion Release From the Skeletal Muscle?

Caffeine has been found to affect calcium ion release from the skeletal muscle. Studies have shown that caffeine increases the mobilization of calcium ions, which can contribute to skeletal muscle contraction. 

The Role of Calcium in Muscle Contraction

Calcium ions are released from the sarcoplasmic reticulum, the storage organelle of the cell when an action potential is generated. This release of calcium ions activates the contractile proteins of the muscle, allowing for muscle contraction. 

Furthermore, caffeine has increased skeletal muscle contraction by sensitizing the ryanodine receptor (RyR), which increases calcium ion release from the sarcoplasmic reticulum. Thus, it is clear that calcium ions are essential for muscle contraction.

How to Minimize the Risk of Cramps from Coffee

If you suspect that coffee is causing your cramps, try the following steps to minimize the risk:

  • Reduce your caffeine intake: Switch to decaf or lower-caffeine beverages to see if it alleviates your symptoms.
  • Stay hydrated: Drink water alongside your coffee to counteract the diuretic effects of caffeine.
  • Choose low-acid coffee: Opt for low-acid coffee varieties if you suspect that the acidity is causing discomfort.
  • Eat before drinking coffee: Consuming food before having coffee may help to buffer the effects of caffeine and reduce the likelihood of cramps.
  • Slow down your consumption: Sip your coffee slowly instead of gulping it down quickly to give your body more time to adjust to the caffeine.

Conclusion: Coffee, Cramps, and You

While coffee may cause cramps for some individuals, it’s important to remember that the relationship between coffee and cramps is complex and varies from person to person. Factors such as caffeine, dehydration, and individual sensitivities can contribute to cramping.

By understanding these factors and implementing some of the suggestions mentioned above, you can enjoy your daily cup of joe without fear of discomfort. Ultimately, it’s essential to listen to your body and adjust your coffee consumption accordingly. Cheers to a cramp-free coffee experience!

Disclaimer: This article is for informational purposes only and is not a substitute for professional medical advice or treatment. Consult a healthcare professional for medical concerns. The author and publisher are not liable for any actions taken based on this article.

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Disclosure: No compensation or free products were received in exchange for writing this review.


Editorial Staff

The editorial staff at Crazy Coffee Crave is a team of coffee enthusiasts & Baristas who enjoy the one thing we all think about as soon as we get up in the morning. Trusted by thousands of readers worldwide.