Who Should Not Drink Mushroom Coffee? What You Must Know

By Mushroom Naturals | Last Updated: 21th February 2025

mushroom coffee
 

Mushroom coffee has become a healthier alternative for those seeking to reduce their caffeine intake without sacrificing coffee's energy boost. It combines regular coffee with medicinal mushrooms like Lion’s Mane, Reishi, and Cordyceps, each offering unique health benefits such as improved focus, stress relief, and immune support. While it presents numerous advantages, it's important to be aware of potential risks. Certain individuals may be more susceptible to side effects or interactions with medications. In this article, we’ll delve into who should avoid mushroom coffee, the potential risks, and who should exercise caution before incorporating it into their routine.

Key Takeaways: 

  • Certain people should avoid drinking mushroom coffee, including pregnant women, those with autoimmune disorders, and individuals taking specific medications like blood thinners.
  • Mushroom coffee may cause digestive issues, especially in those with sensitive stomachs or kidney problems, due to the oxalates in some mushrooms.
  • People with anxiety or sensitivity to caffeine should limit their intake, as the caffeine and adaptogens in mushroom coffee may cause nervousness or sleep disturbances.
  • Consulting a doctor before drinking mushroom coffee is not just a suggestion. It's essential. This is particularly important for those with high blood pressure, hormonal imbalances, or immune system concerns. Your doctor can provide personalized advice based on your health status.

Who Should Not Drink Mushroom Coffee? 

Pregnant women, breastfeeding mothers, people with autoimmune disorders, and individuals taking certain medications should be cautious about drinking mushroom coffee. While it is generally safe for most, the immune-modulating effects of mushrooms, the caffeine content, and the potential for drug interactions may pose risks for some people. It's crucial to consult with a healthcare provider if you're in one of these groups. This step ensures you're making the best health and well-being decisions.

Are There Any Risks Associated with Drinking Mushroom Coffee?

While mushroom coffee is often considered a healthier alternative to regular coffee, it's important to be aware of potential risks, especially for those with certain medical conditions. These risks include digestive discomfort, caffeine-related side effects, and potential medication interactions. Let's delve into each of these risks in more detail.

  • Oxalates in mushrooms like chaga cause digestive discomfort, especially in individuals with sensitive stomachs or digestive disorders.
  • Caffeine-related side effects: even though mushroom coffee has less caffeine, some people may still experience nervousness, jitters, or difficulty sleeping.
  • Potential interactions with medications, particularly blood thinners, immunosuppressants, and diabetes medications.

Who Should Be Cautious About Consuming Mushroom Coffee?

making mushroom coffee

Certain individuals need to be more cautious when drinking mushroom coffee due to potential health risks:

  • Pregnant and breastfeeding women: There’s limited research on the safety of medicinal mushrooms during pregnancy and breastfeeding, so it’s important to consult a healthcare provider.
  • People with autoimmune disorders: Mushrooms like Reishi may stimulate the immune system, which could interfere with autoimmune treatments.
  • For those with high blood pressure: Although mushroom coffee has a lower caffeine content than regular coffee, it may affect and interact with blood pressure medications.
  • People with heart conditions: The caffeine in mushroom coffee can affect circulation and heart rate, so people with heart conditions should consult a doctor.
  • People with diabetes: Cordyceps and other mushrooms may affect blood sugar levels, which can interfere with diabetes medications.

What Mushrooms Are Used in Mushroom Coffee?

The mushrooms commonly used in mushroom coffee include:

  • Lion’s Mane: Known for enhancing brain function, memory, and focus.
  • Reishi: Used for its immune-boosting and stress-relieving properties, Reishi is often added for relaxation and cognitive support.
  • Cordyceps: This mushroom is known for improving energy and stamina, making it ideal for individuals seeking better performance and endurance.
  • Chaga: Rich in antioxidants, Chaga helps reduce inflammation and support overall immune health.
  • Turkey Tail: Known for its ability to promote gut health and provide immune support.

These mushrooms are selected for their benefits and combined in various ratios to create well-rounded mushroom coffee blends.

How is Mushroom Coffee Different from Regular Coffee?

Mushroom coffee differs from regular coffee in several key aspects:

  • Caffeine Content: Mushroom coffee contains less caffeine (30-70 mg per cup) than regular coffee, which typically contains 95-150 mg per cup. This makes it gentler for those looking to reduce their caffeine intake.
  • Health Benefits: Mushroom coffee offers the additional benefits of adaptogens, which help regulate stress, cognitive function, and immune health. Thus, it is more health-supportive than regular coffee.
  • Digestive Impact: Mushroom coffee is generally gentler on the stomach, especially for people sensitive to the acidity of regular coffee. It’s less likely to cause heartburn or stomach irritation.

Who Should Avoid Mushroom Coffee?

Certain individuals should be cautious when drinking mushroom coffee due to its effects on specific health conditions:

Pregnant and breastfeeding women should consult their healthcare provider before drinking mushroom coffee, as the effects of medicinal mushrooms on pregnancy and breastfeeding are not well-studied. Some mushrooms may stimulate the immune system or influence hormone levels, potentially posing risks during pregnancy.

People with autoimmune disorders should exercise caution, particularly with mushrooms like Reishi, which can stimulate the immune system. It's important to consult a doctor before consuming mushroom coffee to avoid adverse effects.

Mushroom coffee's caffeine content may affect blood pressure. Individuals with high blood pressure should monitor their intake, as caffeine may interfere with blood pressure medications and cause fluctuations.

For those with heart conditions, it’s recommended that they consult with a doctor before drinking mushroom coffee. Caffeine can increase heart rate and affect circulation, impacting heart health.

preparing mushroom coffee

Mushrooms like Cordyceps can influence blood sugar levels. To prevent potential interactions, individuals with diabetes or those taking blood sugar medications should speak to their healthcare provider before consuming mushroom coffee.

Mushrooms such as Chaga and Reishi may affect liver and kidney function. Therefore, individuals with liver or kidney conditions should consult their healthcare provider before regularly using mushroom coffee.

People with IBS or sensitive stomachs may experience digestive discomfort from certain mushrooms, particularly Chaga, which contains oxalates that can irritate the stomach lining.

Although mushroom coffee contains less caffeine than regular coffee, people with anxiety or those sensitive to caffeine should approach it cautiously, as it can still cause nervousness or disrupt sleep for some individuals.

Mushroom Coffee and Medication Interactions

Mushroom coffee can interact with several medications, so it's essential to be aware of potential risks:

Chaga mushrooms have blood-thinning properties, which may interfere with medications like warfarin or aspirin, increasing the risk of bleeding.

The caffeine in mushroom coffee can interact with blood pressure medications, potentially raising heart rate or affecting blood pressure control, so it's crucial to monitor your intake.

Mushrooms like Reishi may interact with medications used to treat mood disorders, such as antidepressants or anti-anxiety drugs, due to their immune-modulating properties.

Since Reishi can stimulate the immune system, individuals taking immunosuppressants should consult their doctor before consuming mushroom coffee to avoid interfering with treatment.

Potential Risks and Side Effects of Mushroom Coffee

adding creamer to mushroom coffee

While mushroom coffee has several benefits, drinking it in excess can lead to potential side effects:

Certain mushrooms, like Chaga, may cause digestive discomfort, especially in those with sensitive stomachs or existing digestive conditions.

Allergic reactions to mushrooms may occur in some individuals, with symptoms such as rashes, swelling, or difficulty breathing. It's important to be mindful of adverse reactions and consult a healthcare provider if needed.

Though mushroom coffee is lower in caffeine than regular coffee, excessive consumption, particularly late in the day, may still cause jitteriness, nervousness, or insomnia.

Some mushrooms, such as Reishi, may affect hormone levels due to their immune-modulating properties, which could cause hormonal imbalances in sensitive individuals.

Over time, some individuals may develop a tolerance or sensitivity to mushroom coffee, leading to side effects such as digestive discomfort or increased nervousness.

How to Minimize Risks When Drinking Mushroom Coffee

To minimize risks associated with mushroom coffee, follow these simple guidelines:

Start with one cup daily to assess how your body reacts, and gradually increase your intake based on your tolerance.

If you are sensitive to caffeine or adaptogens, adjusting your dosage can help prevent side effects.

Before adding mushroom coffee to your routine, it’s always best to consult with a doctor, especially if you have underlying health conditions or are taking medications that could interact with the compounds in mushroom coffee.

Frequently Asked Questions

1. Can Children or Teenagers Drink Mushroom Coffee?

Mushroom coffee is not recommended for children or teenagers due to its caffeine content and potential effects on developing bodies.

2. Should Elderly Individuals Avoid Mushroom Coffee?

Elderly individuals should consult their doctor, as mushroom coffee may interact with medications commonly prescribed to older adults.

 

3. Is Mushroom Coffee Safe for People with a Weakened Immune System?

People with weakened immune systems due to immunosuppressive therapy should consult their healthcare provider, as mushrooms can affect immune response.

4. Can Mushroom Coffee Affect Athletic Performance or Recovery?

While mushroom coffee can enhance energy levels and stamina, excessive intake may lead to overstimulation or caffeine-related side effects.

5. Does Mushroom Coffee Have Long-Term Health Risks?

There is currently no evidence to suggest that long-term consumption of mushroom coffee presents significant health risks, but it should be consumed in moderation.

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