BRAIN FUEL Organic Mushroom Complex Sachets

• Enhances cognitive function and mental clarity
• Supports focus and sustained energy levels
• Boosts immune system health
• Promotes stress resilience and calmness
• Encourages optimal brain and nervous system function
• Provides powerful antioxidant support to combat free radicals
• Supports overall vitality and long-term wellness

Use me with:

• SUPERGREEN Superfood Powder
• GUT FIBRE Cleansing Powder

Add sachet to your favourite hot or cold beverage, smoothie, soup, or food. Not suitable for pregnant or breastfeeding women.

FAQs

The Science

4.8Rated 4.8 out of 5 starsReviews6(tab expanded)Questions3(tab collapsed)FiltersWrite a Review(Opens in a new window)SortMost RecentOldestMost HelpfulPhotos & VideosHighest RatingLowest RatingLeast Helpful

• Kaylene F.Verified Buyer I recommend this productRated 5 out of 5 starsNo more brain fog!!This has significantly helped with my brain fog. I add it to my smoothy of a morning and easy to drink!Yes, this review from Kaylene F. was helpful.0people voted yesNo, this review from Kaylene F. was not helpful.0people voted no
• DanielleI recommend this productRated 5 out of 5 stars5 StarsI like this mixed with Greek Yoghurt, maple syrup (sugar free) and slivered almond. A perfect snackYes, this review from Danielle was helpful.0people voted yesNo, this review from Danielle was not helpful.0people voted no
• SuzanneVerified Reviewer I recommend this productRated 5 out of 5 starsLove it!Didn't know what to expect from this but absolutely love having it daily - mixing with food, it's easy to have it. Feeling like i have more focus and all round sharperYes, this review from Suzanne was helpful.0people voted yesNo, this review from Suzanne was not helpful.0people voted no
• HeidiVerified Reviewer I recommend this productRated 5 out of 5 starsLOVE THIS.i saw Sally say that she has this as a morning show with bone brith so now i do this too. it's been so great for me. my nutritionist said mushrooms are a must so now i'm having this every day and i'm so happy with itYes, this review from Heidi was helpful.0people voted yesNo, this review from Heidi was not helpful.0people voted no
• Irene M.Verified Buyer I recommend this productRated 5 out of 5 starsA new magical supplement from SwiishThought I would try the mushroom complex sachets to see if they could help me and they have been a pleasant surprise, easy individual sachets are so easy and convenient to use I’m so happy I purchased them , another super supplement from SwiishYes, this review from Irene M. was helpful.0people voted yesNo, this review from Irene M. was not helpful.0people voted no

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• SUPERGREEN Superfood Powder

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Organic King Trumpet Fruiting Body Powder (Pleurotus eryngii), Organic Shiitake Fruiting Body Powder (Lentinula edodes), Organic Enoki Fruiting Body Powder (Flammulina velutipes), Organic Turkey Tail Fruiting Body Powder (Trametes versicolor), Organic Snow Fungus Fruiting Body Powder (Tremella fuciformis), Organic Maitake Fruiting Body Powder (Grifola frondose).

♻︎ All SWIISH packaging can be recycled in your normal household recycling.

• Gluten
• Egg
• Dairy
• Lactose
• Soy
• Nuts
• No artificial flavours, colours, or sweeteners.

How is it different from a coffee or energy drink?
This isn’t a caffeine boost—it’s a natural way to support your energy, focus, and brain health without the crash.

Can I have it while pregnant or breastfeeding?
Brain Fuel Organic Mushroom Complex is not recommended during pregnancy or whilst breastfeeding.

How soon will I see results?
The effects of BRAIN FUEL ORGANIC MUSHROOM COMPLEX mushroom blend varies. Most people notice improvements within a few weeks of consistent use. It's important to remember that mushroom supplements work gradually. With consistent use your body will respond to the full benefits including cognitive function and mental clarity, clearer focus and sustained energy levels, boosted stress resilience and calmness. 

Cognotive Function & Neuroprotection  
The brain-protective benefits of medicinal mushrooms come largely from their beta-glucans, polysaccharides, and ergothioneine, which help combat oxidative stress, reduce neuroinflammation, and support neurotransmitter balance. The following mushrooms in this blend are particularly potent in this area:
—  King Trumpet (Pleurotus eryngii): Rich in ergothioneine, a powerful antioxidant that crosses the blood-brain barrier to protect neurons from oxidative damage and cognitive decline.
—  Snow Fungus (Tremella fuciformis): Known for its ability to enhance nerve growth factor (NGF), which supports memory formation, learning, and brain cell longevity.
—  Shiitake (Lentinula edodes): Provides essential B vitamins, which are crucial for neurotransmitter production, energy metabolism, and focus.
—  Maitake (Grifola frondosa): Contains D-fraction polysaccharides, which help regulate blood sugar levels, preventing energy crashes that affect mental clarity and concentration.

Wang, J., Wang, H., Zhang, D., & Liu, S. (2020). The neuroprotective effects of ergothioneine: A natural brain antioxidant. Neurochemistry International, 138, 104756. (PubMed.)

Hao, L., Luo, J., Chen, L., Cheng, D., & Xue, X. (2022). Tremella fuciformis polysaccharides enhance cognitive function by promoting nerve growth factor (NGF) production. International Journal of Biological Macromolecules, 217, 15-24.(PubMed.)

Stress Adaptation & Mental Clarity  
This blend also supports stress resilience through its adaptogenic properties, which help regulate the HPA (hypothalamic-pituitary-adrenal) axis, ensuring optimal cortisol balance for better focus and sustained energy.
—  Turkey Tail (Trametes versicolor): Known for its prebiotic properties, supporting gut microbiome diversity. A healthy gut-brain axis is linked to better mood, focus, and reduced mental fatigue.
—  Enoki (Flammulina velutipes): Contains flammulin, a protein studied for its role in reducing stress-related inflammation and improving cognitive function.

Dehhaghi, M., Panahi, N., & Heng, B. (2021). Gut microbiota and neuroinflammation: The role of medicinal mushrooms. Frontiers in Pharmacology, 12, 723867. (PubMed.)

Zhai, Y., Zhang, J., Wang, X., Zhao, Y., & Zhang, H. (2023). Flammulin from Enoki mushrooms and its impact on cognitive resilience. Journal of Functional Foods, 100, 105347. (PubMed.)

Antioxidants & Long-Term Brain Health 
Oxidative stress is a leading contributor to cognitive decline and neurodegenerative conditions. The BRAIN FUEL ORGANIC MUSHROOM COMPLEX contains some of the highest natural sources of antioxidants, which help protect neurons from free radical damage and maintain long-term brain plasticity and function.
—  Maitake & Shiitake: Contain potent antioxidants like L-ergothioneine, which is often called the “longevity vitamin” for its ability to slow brain aging.
—  Turkey Tail: Rich in phenolic compounds, which help reduce inflammation and oxidative stress, key factors in neurodegenerative diseases.

Cheah, I. K., Ng, M. J., Yeoh, H. C., & Halliwell, B. (2019). Ergothioneine as a natural brain antioxidant and neuroprotective compound. Biochemical Pharmacology, 159, 84-92.(PubMed.)

Zhang, Y., Mills, J. P., & Nair, N. G. (2021). Turkey Tail mushroom polyphenols and neuroprotective effects. Food & Function, 12(5), 1994-2005.(PubMed.)