I have generalized anxiety disorder that I manage without medication — through exercise, therapy, and supplements. I was already taking magnesium glycinate and L-theanine when I added Reishi to the stack, specifically a dual-extract tincture that I take in a small amount of warm water in the evening.
I kept a mood journal throughout to try to separate signal from noise. I rated my anxiety on a 1-10 scale each evening before bed.
Weeks 1-2: Average anxiety rating 5.8/10. No discernible change from baseline (my pre-Reishi average was about 5.5-6/10). Starting to wonder if this was going to be another expensive placebo.
Weeks 3-4: Average anxiety rating 4.9/10. Something shifted. The best way I can describe it is that my stress thermostat recalibrated slightly. The same triggers that would spike me to a 7 were now landing at a 5-6. I was not less aware of stressors — I was just less reactive to them. The physiological anxiety response (racing heart, tight chest, clenched jaw) was dampened.
Month 2: Average anxiety rating 4.5/10. The pattern held and if anything slightly improved. Sleep quality also improved — I was falling asleep faster and the sleep felt more restorative. I attribute the anxiety reduction partly to better sleep, which creates a positive feedback loop.
Month 3: Average anxiety rating 4.2/10. This is the best sustained anxiety level I have achieved with my supplement stack. To be clear, I am still anxious — Reishi did not cure my GAD. But a sustained drop from a 5.8 to a 4.2 is meaningful in terms of daily quality of life.
The effect is not dramatic enough that you would notice it hour to hour. It is more like the difference between a room that is slightly too warm and one that is comfortable — you may not consciously register the change, but you function better in the comfortable room.
I attempted to isolate the Reishi contribution by stopping it for three weeks while keeping everything else constant. Anxiety scores drifted back up to 5.2 average by week two. Restarted, and they came back down within 10 days. That is as close to a controlled experiment as I can manage on myself.