Arthrospira; BGA; Blue-Green Algae; Cyanobacteria; Cyanophyta 

Perennial Allergic Rhinitis; Rhinitis; Rhinitis, Allergic; Seasonal Allergies 

Spirulina is a genus of filamentous cyanobacteria (commonly called blue-green algae), with a coil-like shape. ITIS recognises 13 species.

Allergic rhinitis, also called pollinosis, hay fever or nasal allergies, is a collection of symptoms, predominantly in the nose and eyes, that occur after exposure to airborne particles of dust, dander, or the pollens of certain seasonal plants in people who are allergic to these substances.

Spirulina as related to Allergic rhinitis