1. People who fall in love with fire. For example, for people with heart fire, liver fire, lung fire, or even yin deficiency and fire, if they only use wild black wolfberry, the deficiency will not be supplemented, and the fire will become bigger and bigger.

2. People with heavy dampness in their bodies. It can manifest as dry mouth, bitter mouth and sticky mouth, fatigue, dizziness or confusion, bloated stomach, poor bowel movements, and most importantly, thick and greasy tongue coating, which may be white or yellow.

3. Those with spleen deficiency. That is, for people with low digestive function, the main symptoms are less food, loose stools or dry stools first and then loose stools, fatigue and sallow complexion, etc. Although there is no rule against eating wild black wolfberry due to spleen deficiency, the thick texture of wild black wolfberry can easily hinder the function of the spleen and stomach. It is especially not suitable for patients with spleen deficiency, qi stagnation and abdominal distension. If you must eat it, you need to combine it with qi-regulating and digestion medicine to control the greasy properties of wild black wolfberry.

4. People with wounds cannot eat wild black wolfberry to promote blood circulation, so if there is a wound, it cannot be eaten immediately. Wait until the wound is scarred before eating, otherwise the wound will not heal.

5. People with congestion in the body have dull skin color, hyperpigmentation, prone to ecchymosis, dull lips, dull tongue or petechiae, dark purple or thickened sublingual veins, and astringent pulse. People with yang deficiency cannot eat wild black wolfberry. People with yang deficiency may also experience symptoms such as loss of appetite, stomach fullness, and digestive dysfunction after taking it. In addition, if you have a cold, cough, diarrhea or menstrual cramps, you should stop taking wild black wolfberry and continue taking it after the condition recovers or menstruation stops.