Four Sigmatic Think Organic Cold Brew Ground Coffee

With only the best beans, get a pick-me-up from coffee’s naturally-occurring caffeine in the #1 mushroom coffee brand. The addition of lion’s mane and chaga keeps the flavor and function without the dreaded dark side.

Cold brew your feel-good. A gold standard double blind placebo controlled clinical trial of both younger and older adults (an even split between people over 60, and people 20-34), found that consuming caffeinated coffee led to increased alertness and overall healthy mood, with less mental fatigue vs placebo.