Why Does Creatine Make Me Feel Sick? [Sick And Tired Of Creatine?]

creatine make me feel sick

Creatine, a widely used dietary supplement in the fitness and sports world, is celebrated for its potential to enhance muscle performance, strength, and power. 

However, for some individuals, the experience of feeling sick after taking creatine raises questions and concerns. This introduction delves into the factors and reasons behind why does creatine make me feel sick.

The sensation of nausea or other discomfort when using creatine can be attributed to various factors, including dosage, individual tolerance, hydration, and the quality of the supplement. 

Understanding why creatine might make some individuals feel unwell is essential to optimizing its benefits while minimizing unwanted side effects. 

This discussion will explore possible reasons behind creatine-induced sickness, ranging from digestive sensitivity to dehydration, helping individuals make informed choices about their creatine supplementation.

Why Does Creatine Make Me Feel Sick? 

Creatine Make Me Feel Sick

Feeling sick after taking creatine supplements can be caused by various factors, and individual responses may vary. Here are some potential reasons why creatine might make you feel sick:

Insufficient Water Intake

Creatine supplementation can lead to increased water retention within muscles. If you don’t drink enough water, this additional fluid within your body can cause dehydration, leading to feelings of nausea. Proper hydration is essential when taking creatine to prevent this discomfort.

Digestive Sensitivity

Some individuals have a sensitive digestive system and may experience nausea or stomach upset when introducing new supplements.

Creatine, especially in higher doses or when taken on an empty stomach, can irritate the digestive tract, causing nausea.

High Dosage

Taking excessive amounts of creatine can overwhelm your system. The recommended dosage should not be exceeded, as higher doses may lead to digestive issues, including nausea. Always adhere to the recommended guidelines provided on the supplement packaging.

Low-Quality Creatine

Poor-quality creatine supplements might contain impurities or fillers that irritate the stomach lining, leading to nausea. Choosing a reputable brand and ensuring you’re using a high-quality, pure creatine product can reduce the risk of adverse reactions.

Interaction with Medications

Creatine might interact with certain medications or medical conditions, potentially causing nausea. It’s crucial to consult a healthcare professional if you are taking medications to avoid adverse interactions and discuss the possibility of creatine supplementation.

Consuming creatine on an Empty Stomach

Taking creatine on an empty stomach can increase the likelihood of nausea. Consuming it with a meal can help buffer its effects on the stomach lining, reducing the chance of feeling sick.

Individual Sensitivity

Each person’s body reacts differently to supplements. Some individuals may be more sensitive to creatine and may experience nausea even at lower doses. 

If you are prone to stomach issues, consider consulting a healthcare professional before using creatine supplements.

Additives and Fillers

Creatine supplements may contain additives, flavors, or fillers that do not agree with your digestive system. Opting for pure creatine monohydrate without additional additives may reduce the risk of nausea.

Pre-existing Medical Conditions

Individuals with underlying medical conditions such as gastritis, acid reflux, or irritable bowel syndrome (IBS) might be more susceptible to nausea when taking creatine.

It is essential to consult a healthcare provider before supplementing with creatine to ensure compatibility with existing health conditions.

Feeling sick after taking creatine can stem from various factors, including dehydration, high dosage, low-quality supplements, interactions with medications, individual sensitivity, and underlying health conditions. 

To minimize the risk of nausea, it’s crucial to stay well-hydrated, choose high-quality supplements, follow recommended dosages, and consult a healthcare professional if you have concerns about potential interactions or pre-existing medical conditions.

How Do I Know If Creatine Is Not Suitable For Me? 

If Creatine Is Not Suitable For Me

Determining if creatine supplementation is not suiting you can be essential to maintaining your health and fitness goals. Here are the ways to recognize if creatine is not agree with your body:

Digestive Discomfort

One common sign that creatine may not be suiting you is experiencing digestive discomfort, such as bloating, stomach cramps, or diarrhea.

If you consistently experience these symptoms after taking creatine, it might be a sign that your digestive system is sensitive to the supplement.

Nausea or Vomiting

Feeling nauseous or experiencing vomiting after creatine ingestion can be an indication of intolerance. If these symptoms persist, it’s crucial to discontinue creatine use and consult with a healthcare professional.

Kidney or Liver Issues

If you notice changes in kidney or liver function, such as elevated creatinine levels or abnormal liver enzyme results, it may be a sign that creatine is not suiting you. 

In such cases, it’s essential to seek medical advice and potentially discontinue creatine use.

Allergic Reactions

Allergic reactions to creatine are rare but can occur. If you notice symptoms like rash, itching, swelling, or difficulty breathing after taking creatine, it’s critical to seek immediate medical attention and cease using the supplement.

Psychological Effects

Some users have reported mood swings, irritability, or increased anxiety when taking creatine supplements. If you experience significant negative changes in your mental well-being, discontinuing creatine and consulting a healthcare provider may be necessary.

Excessive Water Retention

While some water retention within muscles is expected with creatine use, excessive water weight gain or swelling may suggest an adverse reaction. If your body retains an unusual amount of water, you should reconsider your creatine supplementation.

Lack of Performance Improvements

If you’ve been taking creatine consistently but have not noticed any improvements in your strength, power, or workout performance, it may be a sign that creatine is not having the desired effects for you. In such cases, you might want to evaluate whether creatine is suitable for your fitness goals.

Ultimately, it’s essential to listen to your body and be aware of any unusual or adverse reactions when using creatine. 

If you suspect that creatine is not suiting you or if you experience any concerning symptoms, consult with a healthcare professional to determine the best course of action, whether that involves adjusting your creatine regimen or discontinuing its use.

How To Stop Creatine Sickness? 

Stop Creatine Sickness

If you’re experiencing creatine sickness, it’s essential to take steps to alleviate the discomfort and prevent its recurrence. Here are some ways to stop creatine sickness:


Proper hydration is crucial when taking creatine supplements. Dehydration can exacerbate creatine-related symptoms, so ensure you are drinking an adequate amount of water throughout the day. Staying well-hydrated can help prevent nausea and digestive discomfort.

Lower Dosage

Reduce your creatine dosage to a level that your body can tolerate. Lowering the dose can alleviate symptoms while still providing some of the benefits of creatine supplementation. Gradually increasing the dosage over time can help your body adjust.

Take with Food

Creatine supplements can be easier on the stomach when taken with a meal. Consuming creatine with food can help buffer its effects on the digestive system, potentially reducing nausea and stomach upset.

Switch to a Different Form

If one form of creatine, such as creatine monohydrate, is causing discomfort, consider switching to a different form, like micronized creatine or creatine hydrochloride. Some individuals find alternative forms to be more tolerable.

Quality Matters

Ensure you are using a high-quality creatine product without additives or impurities. Poor-quality creatine supplements might contain substances that irritate the stomach or lead to sickness. Opt for reputable brands.

Consult a Healthcare Professional

If your creatine sickness persists or is severe, consult a healthcare provider for a thorough evaluation. They can assess your symptoms, provide personalized advice, and rule out any underlying medical conditions.

Discontinue Use

If all else fails and creatine continues to make you sick, it may be best to discontinue its use. Not everyone responds positively to creatine supplementation, and there are alternative ways to achieve fitness goals without it.

It’s important to listen to your body and prioritize your health and well-being. While creatine can offer benefits to many, it is not suitable for everyone, and adverse reactions should be taken seriously. 

By following these steps, you can address creatine-related sickness and determine the best course of action for your individual needs and comfort.


Why does creatine make me feel sick, and is it a common side effect?

Feeling sick after taking creatine is not a common side effect, but it can occur in some individuals. The causes of creatine-induced sickness vary and may include issues related to dosage, digestion, hydration, and individual sensitivity. 

It’s essential to identify the specific reason for your discomfort to address it effectively.

Can dehydration be a reason why creatine makes me feel sick?

Yes, dehydration can contribute to creatine-induced sickness. Creatine may lead to increased water retention within the body. 

If you don’t drink enough water, this additional fluid can cause dehydration, leading to feelings of nausea. Proper hydration is crucial when using creatine to prevent this discomfort.

How can I adjust my creatine dosage to avoid feeling sick?

To adjust your creatine dosage, start by reducing the amount you take and then gradually increase it over time. Lowering the dosage allows your body to acclimate to creatine and may help alleviate symptoms. If nausea persists, consult with a healthcare professional for personalized guidance.

Can poor-quality creatine supplements make me feel sick?

Yes, poor-quality creatine supplements may contain additives or impurities that can irritate the stomach or lead to feelings of sickness. It’s crucial to choose reputable brands that offer high-quality, pure creatine products to reduce the risk of adverse reactions.

Are there any alternatives to creatine if it consistently makes me feel sick?

If you consistently experience sickness with creatine and find it intolerable, there are alternative ways to achieve your fitness goals. You can explore other dietary supplements or workout regimens that align with your needs and preferences. 


Feeling sick after taking creatine supplements can be a challenging experience, but it’s essential to remember that individual responses to this popular dietary supplement can vary. 

The reasons behind creatine-induced sickness can include issues related to dosage, hydration, digestion, and the quality of the supplement.

By recognizing these factors, individuals can better manage their creatine supplementation to minimize discomfort.

For those who consistently feel unwell when using creatine, it is advisable to consult with a healthcare professional.

They can provide personalized guidance, rule out any underlying medical conditions, and help determine the most suitable approach to creatine supplementation. 

Additionally, it may be beneficial to consider alternative forms of creatine or adjust dosage levels to better suit individual needs and preferences. 

Ultimately, understanding why creatine may lead to feelings of sickness is a crucial step in optimizing its benefits while ensuring a positive and comfortable supplement experience.

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