Metagenics. Nighttime neuromuscle relaxation formula featuring calcium and magnesium, important minerals involved in muscular contraction and relaxation responses* May help provide support for minor discomfort associated with muscle tension, which can be caused by stress or physical overexertion* Features extracts of lemon balm, hops, passionflower, and valerian root for added relaxation* This product is non-GMO, gluten-free, and vegetarian Covered by the Metagenics, Inc. 60-Day Satisfaction Guarantee; additional terms apply; see below for details