Moonstone is an excellent crystal for developing any psychic ability in a gradual and positive way. For women it is especially healing and will help ease problems with childbirth, fertility, fluid retention, menopause, menstruation, and PMT. For both men and women it can help with hormonal or thyroid problems. It will also help to lessen mood swings and relieve hormonal and stress related headaches, insomnia and nightmares. Moonstone is also a favourite with children. It will prevent nightmares and help children with sleeping problems establish a regular sleep pattern.