What is the fine-grained topic of the following text: B-Stress P.M. with Vitamins B and C, Calcium, Magnesium and Valerian Root is specially blended to supply you with your daily B and C vitamin needs as well as having a stress relieving agent and calming herbs, such as Valerian root, to relax you after a hard day. Only return the topic.
B-Stress P.M. supplement and its benefits