If I had to pick just one herb for spring, nettle would be it. This is the herb I reach for first when allergy season hits, and for good reason — it is one of the most well-researched natural antihistamines we have.

A study published in Planta Medica found that freeze-dried stinging nettle significantly reduced allergic rhinitis symptoms, with participants reporting relief from sneezing, itching, and nasal congestion. Researchers believe nettle works by inhibiting the production of prostaglandins and histamines — the inflammatory compounds responsible for that miserable itchy-eye, runny-nose response to pollen.

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