Amazon's ChoiceGreat Value

Four Sigmatic

Four Sigmatic High Caffeine Mushroom Coffee K-Cups

COFFEE MADE SMARTER — Rich, full-bodied coffee without bitterness. Enhanced with Lion’s Mane and superfoods for focus and immunity, it’s a brew crafted for energy and wellness

9.1 /10
★★★★½ Must Drink Overall Score · 80% expert / 20% community Ranked #184 of 1193 (Top 16%)
Our Coffee Score 9.1
Coffee Lovers Score 9.1
Overall Ranked #184 of 1193 (Top 16%)
Capsules & Pods Ranked #18 of 184 (Top 10%)
Our Coffee Score Ranked #168 of 1193 (Top 15%)
Coffee Lovers Ranked #559 of 1193 (Top 47%)

Our verdict: Ranked #18 of our top 184 capsules & pods — an outstanding dark pick with smooth, rich notes, earning a 4.6★ average across 143 Amazon ratings.

$11.99 $13.63
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Key facts

Roast
Dark
Origin
Multi-region blend
Process
Organic
Size
5.6 oz
Price / oz
$2.14
Best for
Single Serve

Flavor notes

SmoothRich

The Coffee Score review

COFFEE MADE SMARTER — Rich, full-bodied coffee without bitterness. Enhanced with Lion’s Mane and superfoods for focus and immunity, it’s a brew crafted for energy and wellness Our team spent hands-on time with the Four Sigmatic High Caffeine Mushroom Coffee K-Cups to see how it holds up against the rest of the capsules & pods we've tested.

Across repeated sessions we evaluated it on the categories that matter most: quality, consistency, value, and how likely we are to reach for it again. Ranked #18 of our top 184 capsules & pods — an outstanding dark pick with smooth, rich notes, earning a 4.6★ average across 143 Amazon ratings.

From the roaster

  • COFFEE MADE SMARTER — Rich, full-bodied coffee without bitterness. Enhanced with Lion’s Mane and superfoods for focus and immunity, it’s a brew crafted for energy and wellness
  • WHY MUSHROOMS? WHY NOT? — Combining 250mg of Lion’s Mane with organic coffee, this nootropic-rich blend delivers focus and creativity with every sip. It’s as energizing as it is delicious
  • A GUT-HEALTH BOOST — This coffee includes organic Yacon root, a prebiotic adaptogen that supports digestion while delivering a smooth, satisfying flavor for morning wellness
  • PREMIUM HONDURAN BEANS — Grown at high altitudes, these specialty-grade beans deliver a low-acid, smooth coffee with robust flavor. Each cup is a testament to quality
  • MUSHROOM MAGIC IN EVERY CUP — We use the fruiting body of mushrooms which deliver 15x more active nutrients than the roots. Trusted for centuries, they provide immunity and focus while enriching the coffee’s flavor

What we liked

  • Strong overall Coffee Score of 9.1/10 — ranked #184 of 1193 (16% percentile).
  • Distinct flavor profile: Smooth, Rich.
  • Community agrees — a Coffee Lovers Score of 9.1/10 from 143 ratings.

How we graded this coffee

Small-batch / craft roaster Grading framework
Taste 40% weight 9.3
Freshness 20% weight 10
Bean Quality & Sourcing 15% weight 9.7
Value 15% weight 6.7
Roast Quality 10% weight 9.5
Our Coffee Score (experts, 80% of overall) 9.1/10

The Coffee Lovers Score

Averages 4.6★ from 143 verified Amazon shoppers.

5 star 78%
4 star 14%
3 star 3%
2 star 0%
1 star 5%
  • AG Verified purchase ★★★★★

    Worth it!

    Great flavor and noticeable difference in how I feel after drinking all four sigmatic coffees. About a week into replacing other coffees I felt better- no crash, no need for energy drinks. No mushroom taste at all! Highly recommend!

  • Amazon Customer Verified purchase ★★★★★

    SMOOTH & TASTY

    I highly recommend this coffee, the taste is smooth giving off great health benefits, after drinking a cup my energy level is A-1. The cost of the product is a bit high the amount that comes in the box. But will purchase again.

  • Mhutch Verified purchase ★★★★★

    Great product

    Four Sigmatic continues to set a high standard in the coffee industry. Their High Caffeine Mushroom Coffee delivers exactly what it promises — a substantial energy boost paired with a smooth, well-balanced flavor profile.

    1 found this helpful

  • Vanessa Verified purchase ★★★★☆

    High Caffeine Mushroom Coffee

    I received all 10 of my Mushroom Coffee. But they were not secured inside the box properly.The box was already open.But the ☕️ Coffee is good that's why I bought again.Thank-You.

Read all 143 reviews on Amazon