These wheat, corn, and soy-free calming support treats are just part of our line of functional dog treats. These treats are naturally calming and made in the USA with passionflower and chamomile. Gourmet Ingredient Benefits These treats are made with carefully selected ingredients to naturally help dogs remain calm. These treats can easily be broken into smaller pieces for smaller sized dogs. These beneficial ingredients include: * Chamomile - Chamomile is a natural herb that is widely regarded as having naturally calming effects because it is abundant in the antioxidant, apigenin. Apigenin binds to specific receptors in the brain that may decrease anxiety and produce a naturally calming effect.