Reishi mushroom, commonly referred to by its scientific name Ganoderma lucidum, has long been recognized for its immune-enhancing effects. Packed with beta-glucan polysaccharides which stimulate white blood cells against cancerous and infectious cells. Reishi may also help lower stress levels and boost energy.

Mycelium does not contain the same active constituents found in actual mushrooms, thus it is essential that high-quality mushroom powder comes directly from these. Martin Powell discusses this matter extensively in his book Medicinal Mushrooms: A Clinical Guide.

Cold brew coffee concentrate can be gentler on your digestive system than either drip coffee or espresso, allowing mushrooms to add extra flavor without overshadowing its base taste. Furthermore, this method is less acidic than others which may benefit those suffering from acid reflux or GERD.

An essential aspect of creating delicious mushroom coffee is finding an optimal coffee-to-water ratio. A 1:5 ratio is generally considered suitable for ready-to-drink coffee; this recipe based on this ratio, though adjustments can be made according to individual preferences.

Reishi is generally safe for most people but may interact with certain medications such as blood thinners, anticoagulants, NSAIDs and salicylates. Reishi may help lower blood sugar, so should not be taken with medications for diabetes. Furthermore, as Reishi may boost your immune system it should not be combined with immunosuppressant medicines used for conditions like rheumatoid arthritis or inflammatory bowel disease as this may suppress it further.