The Mayo Clinic is a source of very reliable, scientific study based information about mainstream medicine; and in a recent article, they have highlighted information about alternative remedies / supplements for treating anxiety.
Although it is not fully understood how these herbal supplements work to reduce feelings of anxiety and also side effects and varying degrees of efficacy on different people, the following supplements are seen to relieve symptoms of anxiety:
Kava: This herb is known to aid feelings of relaxation without sedation or engendering feelings of drowsiness. Those with liver problems should use this supplement will caution however, or if you drink alcohol each day or if you are on certain medications that impact the liver.
Valerian: This supplement is known to aid sleep and have a sedative effect. It is also used to treat anxiety though its efficacy in this respect is not fully established.
B Vitamins: B vitamins are essential for a number of bodily processes, and in particular the B vitamin inositol, is known to impact the production of certain brain chemicals (neurotransmitters) and thereby help in curbing feelings of anxiety.
All supplements should be cleared with a doctor and one should make sure that they are safe and won’t cause any reaction with other medications.