Evidence brief · Supplement
Spirulina for Allergic rhinitis
Evidence grade C — Some relief
- Overall grade
- Grade C
- Last revised
- 1
- graded outcome
- 0
- references listed
Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.
1 at grade C — 1 graded row
What is known
Each outcome with its grade (how strong the evidence is, A to D), the size of the effect where the entry records one, and how often studies agree.
- Allergic rhinitisEvidence grade C
Some relief
Smallmixed
What is uncertain
Read off the same rows as above. Nothing here is added that the entry does not itself record.
- Thin evidence: Allergic rhinitis (grade C).
The evidence in words
The verdict
For allergic rhinitis, Spirulina earns evidence grade C (small effect, mixed consistency) — the evidence is limited or mixed. Some relief
How it might work
Its phycocyanin and other compounds have antioxidant and anti-inflammatory activity.
How to use it
1–8 g/day of a tested, reputable product.
Safety & cautions
Safe if uncontaminated; avoid products not tested for microcystins/metals; caution in autoimmune disease and phenylketonuria.
Bottom line
Modest metabolic and allergy benefits — but only from a tested, clean source. Contamination is the real risk.
How it is used
As the entry records it, from the studies it summarises. Not a recommendation for you — doses that suit a trial population may not suit you.
- Standard
- 1–8 g/day, tested product.
Goes with
- SpirulinaRead the full Spirulina monographEvidence grade C
Related reading
Entries that share this one's tags or conditions.
- Spirulina for LDL / triglyceridesEvidence grade C — ModestEvidence grade C
- Chlorella for Heavy-metal bindingEvidence grade C — NicheEvidence grade C
- Chlorella for Lipids / blood pressureEvidence grade C — ModestEvidence grade C
- Spirulina: dosage and how to take it1–8 g/day, tested product.Evidence grade C
Sources
This entry lists no references of its own — it is assembled from the entries it links to, whose sources are on their pages.
Last revised . A grade is this entry's reading of the evidence, not medical advice.