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Four Sigmatic is a functional beverage brand built around the idea that coffee can do more than just wake you up. The company combines quality coffee with functional mushrooms and adaptogens to support focus, calm, energy, and gut health.

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At a glance

About Foursigmatic

Main category
Functional beverages and supplements
Key ingredients
Lion's Mane, Chaga, ashwagandha, functional mushrooms
Product formats
Ground coffee, whole bean, instant, pods, lattes, creamers, capsules, elixirs
Subscription discount
30% off for new subscribers
Target audience
Health-conscious coffee drinkers
Dietary options
Plant-based protein, decaf, half-caf, high-caf
Benefit categories
Focus, calm, energy, gut health, immunity
Four Sigmatic positions itself as the originator of mushroom coffee, targeting health-conscious consumers who want more from their daily routine than a standard caffeine fix. The range spans ground coffee, instant coffee, pods, lattes, creamers, teas, cocoas, and supplements, all formulated with ingredients such as Lion's Mane, Chaga, and ashwagandha. Products are designed for people interested in functional nutrition, whether that means sharper focus in the morning, a calmer evening wind-down, or better gut health over time. The brand operates in the premium wellness segment, sitting at the intersection of specialty coffee and nutritional supplements.
June 2026

Active promotions

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Subscribe and save: get 30% off your first order when you sign up for a recurring subscription on any eligible product.
To the shop
Bundle deals available on select product categories such as the Coffee Lovers Bundle, Creamers Bundle, and Protein Bundle, offering a reduced price compared to buying items separately.
To the shop
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Foursigmatic in the news

Recent updates and background about Foursigmatic, summarised in our own words.

Summaries by Image Review based on publicly available sources and our own editing. External links may contain affiliate links.

Frequently asked questions

What others ask about Foursigmatic

Answers to the most common questions, based on search behaviour and our own research.

Is Four Sigmatic a reliable webshop?

Four Sigmatic is an established brand that describes itself as the original mushroom coffee company. The webshop offers a structured product range with clearly described ingredients and benefits, and features a subscription model for repeat buyers.

Does Four Sigmatic offer a discount for new customers?

Yes, Four Sigmatic offers 30% off for new subscribers. This discount applies when signing up for a recurring subscription on eligible products.

What types of products does Four Sigmatic sell?

The shop sells ground coffee, whole bean coffee, instant coffee, coffee pods, lattes, creamers, plant-based proteins, teas, hot cocoas, capsules, mushroom blends, and elixirs. Most products are grouped by benefit such as focus, calm, gut health, or energy.

Does Four Sigmatic have decaf or low-caffeine options?

Yes, Four Sigmatic offers several options including a Calm Decaf Ground Coffee, a Balance Half Caf Ground Coffee, and Focus Decaf Coffee Pods, making it suitable for people who want to reduce their caffeine intake without giving up coffee entirely.

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