Amethyst is said to provide emotional support in the form of confidence and calmness. It's thought to create a protective bubble, promoting serenity and reducing negative feelings like stress and anxiety.WellnessAmethyst is said to help promote strength and freedom from bad habits. Some naturopaths use amethyst to help treat insomnia and sugar imbalances, and to relieve headaches.RelationshipsPurple amethyst is the birthstone for people born in February, and is traditionally given for a six-year wedding anniversary.