1. The main effects of licorice are, tonifying the spleen and benefiting the qi, clearing heat and removing toxins, expelling phlegm and relieving coughs, easing the pain, and harmonizing all medicines. It is used for weak spleen and stomach, tiredness, palpitations, shortness of breath, cough and phlegm, contractile pain in the stomach, abdomen and limbs, carbuncle, swelling and sores, and relieves the toxicity and potency of drugs. It is used for heart qi deficiency, palpitation and dizziness, knotty pulse, and spleen and stomach qi deficiency, tiredness and weakness. In the former case, it is often paired with Gui Zhi, such as Gui Zhi Gan Cao Tang and Zhi Gan Cao Tang. The latter, often used with Codonopsis and Rhizoma Atractylodis Macrocephalae, such as Si Jun Zi Tang and Li Zhong Wan.

2. Adrenocorticotropic hormone-like effect: licorice extract, licorice sweeteners and licorice hypochlorous acid on healthy people and animals have to promote the role of sodium, water retention; a small dose of licorice sweeteners (100ug each) can make the thymus atrophy and adrenal weight increase in rats, producing glucocorticoid cortisone-like effect. In large doses, the glucocorticoid-like effect was not obvious, and only a salocorticoid-like effect was observed.

3. The detoxification effect of licorice extract and licorice sweeteners have certain detoxification ability for some drug poisoning, food poisoning, metabolite poisoning in the body. The active ingredient of detoxification is glycyrrhiza glabra, and the detoxification mechanism is that glycyrrhiza glabra has adsorption effect on poison, the hydrolyzed product of glycyrrhiza glabra glucuronide can be combined with poison, and glycyrrhiza glabra has the adrenocorticotropic hormone-like effect, which can enhance the detoxification ability of liver and other aspects of the factors.

4. Cough and asthma effect of licorice hypochlorous acid has obvious centralized cough suppressant effect, large doses of licorice hypochlorous acid can make mice respiratory depression. In addition licorice sweeteners, licorice hypochlorite also has anti-inflammatory and anti-allergic, anti-hepatic injury, anti-cancer, antibacterial, anti-HIV (licorice sweeteners) effect.

5. Regulate the body's immune function, anti-arrhythmia.

6. Effects on the digestive system: removal of licorice sweeteners in the extract and licorice flavonoid glycosides in the rat experimental ulcers have a significant protective effect.