Chamomile has been used as an herbal remedy since the time of Hippocrates in 500 BC. It has been used to treat fever, headaches, kidney, liver and bladder problems, indigestion, muscle cramps, anxiety, insomnia, skin irritation, bruising, gout, ulcers, rheumatic pain, hay fever, inflammation, colic and menstrual irregularities. . Another big advantage of chamomile is that it can be used all year round – it is sold in pharmacies in dry form.