A recent systematic review shows acupuncture be more effective than sham acupuncture for nasal symptom (He et al 2022). A high-quality study carried out in Germany concluded “Acupuncture appeared to significantly reduce the number of days of antihistamine use while improving RQoL and SAR symptoms; it can therefore be considered a valuable, additional treatment option for patients with SAR” (Adam 2017).
https://www.theguardian.com/society/2023/may/01/pollen-bomb-six-ways-to-fight-hay-fever-this-spring-from-vitamin-d-to-making-new-friends