Spirulina may help with immune system imbalance (chronic fatigue and low energy). It can also help balance and stabilize the immune system, freeing up more metabolic energy for vitality, healing, and nutrient assimilation. Reishi mushrooms may help improve circulation, heart function, and blood pressure. Maitake mushrooms have anti-inflammatory and antioxidant properties, which may help cleanse and detox your pet's liver. Ginseng helps pets recover from stress, fatigue, and illness due to its adaptogenic properties. Adaptogens are natural substances that help the body adapt to stress and maintain balance.