In a small study from Ohio State University,
students given an omega-3 fatty acid supplement exhibited a 20 percent reduction in anxiety compared to students given a placebo pill.
Rather than encourage the public to rush out to buy supplements, however, "people should just consider increasing their omega-3 through their diet," study co-author Martha Belury said in a statement.
Chamomile has been utilized for its natural healing properties since ancient times, but modern science is beginning to catch up. A small 2009 study found a "modest" improvement of anxiety in people with mild to moderate generalized anxiety disorder (GAD) treated with chamomile extract.
The brain needs a wide range of B vitamins to operate optimally. When we're lacking in the B department, we may experience confusion, irritability and anxiety, among other effects, Psychology Today reported.
We know that our brains and our bellies communicate -- how else would we explain hunger, after all -- but growing research suggests the bacteria in our guts are at least somewhat involved in the conversation.