| Effect | Decrease |
| Trial Design | Double blind |
| Trial Length | 1-6 months |
| Number of Subjects | 41 |
| Sex | Both Genders |
| Age Range | 18-29, 30-44 |
After 6 weeks of oral dosing of an 18:1 Astragalus Membanaceus extract at 80mg (standardized to 40% polysaccharides) with calcium-aluminum silicate as a mineral carrier.
After 3 weeks of supplementation, there was a significant reduction in symptoms of allergic rhinitus such as rhinorrhea, sneezing, and itching.
