Four Sigmatic

The concept is simple, but the execution is what separates them: take the daily rituals you already have—coffee, protein, hot cocoa—and make them work harder by adding functional mushrooms that actually do something.

I use the Chaga Elixir in my morning coffee to grab the day by the horns, the Coffee with Lion’s Mane to maintain focus during podcast interviews, Cordyceps Elixir before workouts to shake off my nap and guarantee a high-impact session, and the Hot Cacao with Reishi to send me off to a good night’s sleep. That’s how versatile this lineup is; there’s something for every part of your day.

Four Sigmatic is the original mushroom coffee brand, and their products are crafted to taste smooth, rich, and familiar, so adding mushrooms to your daily routine feels effortless, not medicinal. 

Every product is USDA-certified organic, made with real mushroom fruiting bodies rather than mycelium, and crafted without fillers, gums, or artificial flavors. Each batch is also third-party tested for heavy metals, mycotoxins, mold, yeast, and pesticides. 

The current lineup covers every angle: 

• The Focus Organic Coffee with Lion’s Mane for mental clarity and energy

• The Gut Health blend with probiotics and Turkey Tail mushroom for digestion and immune support

• The Protein Coffee with creatine, collagen, and mushrooms for recovery

• The Original Mushroom Coffee with Chaga and Cordyceps for the classic all-day foundation. 

There’s also a full line of elixirs, lattes, and hot cocoas if you want functional benefits without the caffeine.

If you haven’t tried mushroom coffee yet, Four Sigmatic is the place to start. If you already have, you know why it’s the one I keep in my stack.

Shop Four Sigmatic here and save 10% with code BENGREENFIELD.