What are the effects and side effects of jujube?

As a traditional Chinese medicine, jujube is effective in tonifying the middle Jiao (treating Qi deficiency by nourishing the spleen), nourishing the blood and tranquilizing the mind (stabilizing the mind and soothing the emotions by nourishing the blood), and can be used in treating loose stools with scanty food (thin and unformed stools), insomnia and irritability, etc. Side effects of this product are not clear.
Jujubes can nourish the spleen and qi, and can be used to treat emaciation, fatigue and lethargy, and loose stools due to deficiency of the spleen. Jujubes can also calm the mind and nourish the heart and blood, and can treat blood deficiency with yellowish color (yellowish and lusterless), palpitations (rapid heartbeat, often accompanied by panic), insomnia, and heart yin insufficiency caused by women’s dirty agitation (heartburn and depression, sadness and wanting to cry for no reason), disturbances in the heart and mental trance.
Jujubes also have the effect of protecting the stomach qi and moderating the effects of harsh medicinal properties and toxicity of drugs.
The side effects of jujube are not clear, but it should not be taken by people with internal stagnation, phlegm-heat, or dampness (too much dampness leading to fullness and discomfort in the spleen and stomach).
Jujube is both a food and a traditional Chinese medicine, and its use as a medicine requires the guidance of a medical professional.