Quercetin leaf extract aids allergies
Bunddulam P, Nakamura M, Zorig A, Hinata Y, Takasugi M, et al. Effects of Leaf Extract on Allergic Inflammation in Immune Cell Lines. Prev Nutr Food Sci. 2025;30:68. doi:10.3746/pnf.2025.30.1.68
Quercetin may alleviate allergy symptoms
Yamada S, Shirai M, Inaba Y, Takara T. Effects of repeated oral intake of a quercetin-containing supplement on allergic reaction: a randomized, placebo-controlled, double-blind parallel-group study. Eur Rev Med Pharmacol Sci. 2022;26:4331. doi:10.26355/eurrev_202206_29072