Four Sigmatic Coffee Products Review 2026: Legit or Overhyped?
Our Assessment
OVERHYPEDFour Sigmatic offers coffee products with added mushrooms claiming cognitive and health benefits. While some ingredients have potential, doses are unspecified.
Bottom line: Consider regular coffee with mushroom supplements for cost-effectiveness.
What Is Four Sigmatic Coffee Products?
A line of coffee products infused with functional mushrooms.
Claims vs Evidence
MODERATE| Claim | Based On | Reality Check |
|---|---|---|
| "Focus" | Lion's Mane, Chaga | ~ Partial — May improve focus, but not guaranteed. |
| "Gut Health" | Chaga | ⚠ Stretch — Chaga has limited gut health evidence. |
| "Calm" | Reishi | ~ Partial — Reishi may help with relaxation. |
Ingredients
Lion's Mane
AI onlyMay support nerve growth factor (NGF). Some evidence for mild cognitive benefits and mood support.
Research-backed dose: 500-3000mg daily
In this product: not specified
Chaga
Chaga (Inonotus obliquus) is a mushroom that grows on birch trees. Contains antioxidants and beta-glucans. May support immune function, but human clinical evidence is limited.
Research-backed dose: 1000-3000mg daily (extract)
In this product: not specified
Reishi
Reishi is known for its potential immune-boosting properties, supported by multiple systematic reviews and clinical trials. It may help enhance immune function and has been investigated for its anti-inflammatory effects.
Research-backed dose: 1.5-9 g daily
In this product: not specified
Price & Value
ModerateFour Sigmatic Coffee Products
$20.00
Alternative
Price is higher than regular coffee due to added ingredients.
Red Flags
- •MLM/multi-level marketing structure
Research sources: PubMed · Examine.com
Analyzed product: https://us.foursigmatic.com/products/original-mushroom-coffee?srsltid=AfmBOor...
Analysis generated: 2026-02-06 · Engine v1.0.0