Most people associate these two symptoms together but we see them slightly different. LessStress helps those who suffer from Stress-related symptoms such as headaches, tight muscles, bloating, tired, irritable easily. While PeacefulCalm helps to calm the mind, relieves an anxious mind, helps you calm down so you can sleep without making you feel tired. Of course, many people like taking the two products together which is also a great way to cover all your bases.