Effective if your congestion is caused by allergies rather than a cold.
The scent hit him first. Sharp, green, and medicinal. It cut through the invisible wool in his nostrils like a tiny pair of scissors. sinus congestion relief
Cool, clean, real air rushed up his left nostril, then his right. The pressure didn’t vanish instantly, but it began to drain away, a heavy tide receding from a flooded room. He could smell the eucalyptus again, not as a sharp assault, but as a complex, layered scent: minty, camphorous, alive. He could even smell the faint dusty sweetness of the rosemary. Effective if your congestion is caused by allergies