Herbs are incredible to add to your daily routine for any and every ailment there is a flower or root that heals. 
Valerian treats insomnia, migraine, fatigue, and stomach cramps. Today, valerian is promoted for insomnia, anxiety, depression, premenstrual syndrome (PMS), menopause symptoms, and headaches
Lemon is a calming herb. It was used as far back as the Middle Ages to reduce stress and anxiety, promote sleep, ease pain and discomfort from indigestion (including gas and bloating, as well as colic).