L-tryptophan is an amino acid, precursor of serotonin mediator. Serotonin controls a lot of physiological functions by impact on receptors in different areas of brain: hormones release, appetite, animals behavior and mood. The increase of serotonin degree in the brain can decrease signs of aggression, self-injury and increase stress resistance in dogs.
Calcium is important in organism for growth and development of strong bones, provide normal sequence running of biochemical processes and immunity strengthening, responsible for transmission of impulses in nervous system, provide heart and muscular system activity, influence on insulin secretion, and of antiallergic effect.
Abalone extract is a natural source of polyunsaturated fatty acids, vitamins A, E, B12, minerals, as well zinc, which is essential for skin health and the whole organism.