Here’s well-timed news for people suffering from seasonal allergies: A new study, small but well designed, shows improvement with supplementation of vitamin D.
The participants (35 people with seasonal allergic rhinitis) received either vitamin D (4000 IU daily) or placebo for two weeks. Beyond this both groups received the same treatment. The group getting vitamin D experienced less daytime problems with sneezing, nasal congestion and runny noses:
Observe that the study has only been presented at a scientific conference – meaning it’s not published yet. The result thus has to be taken with an extra pinch of salt. And we need another, larger study for proof. But it still sounds promising.