From herbrally.com: Herbal Actions: Nervine: acts on the nerves. Sedative: calming agent. Mild Antidepressant: relieves feelings of depression. Mild Antispasmodic: reduces voluntary or involuntary muscle spasm. Carminative: gently calms the nerves. Diaphoretic: Induces perspiration. Lemon balm is a relaxing diaphoretic as opposed to a stimulating diaphoretic. Antiviral: destroys or suppresses growth of viruses, generally by supporting the immune system. Antioxidant: prevents free radical or oxidative damage.