What is the Downside of Mushroom Coffee? The Negatives

By Mushroom Naturals | Last Updated: 8th February 2025

mushroom coffee in kitchen
 

Mushroom coffee has emerged as a trendy alternative to regular coffee, offering potential benefits like improved focus, immune support, and a gentler energy boost. However, like any popular wellness product, it's crucial to understand the potential downsides before embracing it. From digestive discomfort to higher costs and possible medication interactions, there are a few things you should consider. In this article, we’ll delve into the risks and disadvantages of mushroom coffee, empowering you to decide whether it's the right choice for you.

Key Takeaways: 

  • The downsides of mushroom coffee include digestive issues, weaker caffeine effects, and higher costs than regular coffee.
  • Some people may experience digestive discomfort or allergic reactions, especially if they are sensitive to certain mushrooms, such as Chaga or Lion’s Mane.
  • Mushroom coffee has lower caffeine than regular coffee, which may reduce jitters but could still lead to stimulation or fatigue in some individuals.
  • The higher price of mushroom coffee may not be worth it for everyone, and the long-term health effects have yet to be fully studied.

What is the Downside of Mushroom Coffee? 

While mushroom coffee offers many potential health benefits, knowing its potential drawbacks is important. These include digestive issues, a weaker caffeine effect than regular coffee, and higher costs. Additionally, overconsumption or interactions with medications may cause unwanted side effects. Understanding these potential drawbacks is key before including mushroom coffee in your routine.

Due to several potential disadvantages, mushroom coffee may not be the best choice for everyone. It's important to exercise caution and be mindful of these potential drawbacks:

  • Digestive discomfort: Some mushrooms, such as Chaga, contain oxalates that can cause digestive upset in people with sensitive stomachs or kidney issues.
  • Weaker caffeine effect: Because mushroom coffee contains less caffeine than regular coffee, it may not provide the same energy boost for those who rely on traditional coffee's strong effects.
  • Higher cost: Mushroom coffee is more expensive than regular coffee, which might not be ideal for those on a budget.
  • Limited research: While many people enjoy the health benefits of medicinal mushrooms, there’s still limited scientific evidence on the long-term effects of consuming mushroom coffee regularly.

These drawbacks should be carefully considered before deciding if mushroom coffee suits you.

Who Should Be Cautious About Drinking Mushroom Coffee?

It's important to exercise caution when drinking mushroom coffee, especially if you have specific health concerns or are taking medications. Certain individuals, such as those with digestive issues, kidney or liver problems, pregnant or breastfeeding women, and people on medications, should be particularly cautious.

  • People with digestive issues: Mushroom coffee may irritate the stomach, particularly for those with IBS, acid reflux, or other gastrointestinal conditions.
  • People with kidney or liver issues: Some mushrooms, like Chaga, contain oxalates that could be problematic for people with kidney disease, while mushrooms like Reishi might interact with liver enzyme activity.
  • Pregnant or breastfeeding women: Due to the lack of comprehensive research on medicinal mushrooms' effects on pregnancy and lactation, pregnant women should avoid mushroom coffee unless approved by a healthcare provider.
  • People on medications: Mushroom coffee may interact with medications for blood pressure, diabetes, and immune system suppression, making it important to check with a healthcare provider before use.

How is Mushroom Coffee Different from Regular Coffee?

mushroom coffee in cup

Mushroom coffee offers several key differences when compared to regular coffee:

  • Lower caffeine content: Mushroom coffee contains less caffeine (30-70 mg per cup) than regular coffee, which contains 95-150 mg per cup. This results in smoother energy with fewer jitters.
  • Adaptogenic benefits: The medicinal mushrooms used in mushroom coffee provide stress relief, cognitive support, and immune system benefits, which regular coffee does not offer.
  • Smoother taste: Thanks to the mushrooms, mushroom coffee has a milder, earthier flavor than regular coffee. This makes it a great alternative for those who find traditional coffee too bitter.

Potential Disadvantages of Mushroom Coffee

While mushroom coffee offers several benefits, it has some potential downsides.

Mushroom coffee has a more earthy or umami flavor than regular coffee's bitterness, which may be an adjustment for those accustomed to traditional coffee’s taste. Certain mushrooms like Chaga may cause gas, bloating, or diarrhea for individuals with sensitive stomachs or gastrointestinal conditions.

Mushroom coffee typically has less caffeine than regular coffee, which might disadvantage those who rely on strong caffeine boosts. However, if consumed in excess, it could still cause jitters or anxiety for those who experience caffeine sensitivity.

Additionally, individuals allergic to mushrooms or those with fungal sensitivities could experience allergic reactions such as itching, rashes, or swelling. To avoid potential contaminants, choosing high-quality, organic mushroom coffee is important. Look for products that are third-party tested to ensure purity.

Mushroom coffee tends to be more expensive than regular coffee due to premium ingredients and specialized processing. While its health benefits are significant, the price point might be a drawback for some.

Health Risks and Side Effects of Mushroom Coffee

drinking mushroom coffee

Though mushroom coffee is generally safe, excessive consumption may lead to some side effects.

Even with its lower caffeine content, drinking large amounts of mushroom coffee could still lead to jitters, anxiety, or sleep disruptions. People sensitive to caffeine should monitor their intake, as it can cause digestive discomfort or headaches.

Some mushrooms, such as Reishi, can influence hormone levels, particularly cortisol, which could impact people with hormonal imbalances. Additionally, drinking mushroom coffee late in the day may still affect sleep for individuals sensitive to caffeine.

Due to its adaptogenic properties, excessive consumption of mushroom coffee can cause stomach discomfort and digestive issues. Moderation is key, especially for those sensitive to caffeine or adaptogens.

Mushroom Coffee and Medication Interactions

taking medication

Mushroom coffee can interact with various medications, so it’s important to be cautious.

The caffeine in mushroom coffee and immune-modulating mushrooms like Reishi may raise or lower blood pressure, which can interfere with blood pressure medications. Those on such medications should consult a healthcare provider before consuming mushroom coffee regularly.

Mushrooms like Cordyceps can influence blood sugar levels, so those on diabetes medication should be cautious as it could impact medication effectiveness.

Mushrooms such as Reishi may also interact with antidepressants and anti-anxiety medications, especially those affecting serotonin pathways. It's important to check with a healthcare provider if you're on medications that affect mood regulation.

Chaga, known for its blood-thinning properties, can increase the effects of blood thinners like warfarin, raising the risk of bleeding. Those on blood-thinning medication should proceed with caution.

How to Minimize the Downsides of Mushroom Coffee

To reduce risks and enjoy the benefits of mushroom coffee safely, follow these tips:

  • Look for high-quality, organic, third-party-tested products to ensure you consume pure mushroom coffee free from contaminants.
  • Start with smaller doses to gauge your body’s response and gradually increase your intake as needed. This will help you avoid overconsumption and minimize side effects.
  • Consider rotating mushroom coffee with other adaptogenic beverages, such as herbal tea, to prevent overuse and maintain its balanced effects.

Frequently Asked Questions

1. What Are the Biggest Downsides of Drinking Mushroom Coffee?

The biggest downsides are digestive discomfort, the potential for allergic reactions, and the higher cost compared to regular coffee.

2. Does Mushroom Coffee Have Any Long-Term Health Risks?

Limited research exists on the long-term health risks of mushroom coffee, but potential risks include digestive upset and interactions with medications.

3. Can You Build a Tolerance to Mushroom Coffee Over Time?

Over time, your body may tolerate mushroom coffee’s effects, particularly the adaptogens and caffeine.

4. Is It Safe to Drink Mushroom Coffee Every Day?

Drinking 1-2 cups of mushroom coffee daily is generally safe for most people, but excessive consumption may lead to side effects.

5. Can Mushroom Coffee Be Mixed with Regular Coffee to Reduce Downsides?

Mixing mushroom coffee with regular coffee can provide a balanced energy boost, reducing the likelihood of side effects from excess caffeine.

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