Weakly positive Helicobacter pylori needs to be treated, otherwise it may cause some diseases in the gastrointestinal area and may be transmitted to other people. Helicobacter pylori is a kind of bacteria parasitized in the stomach, it will be parasitized in the gastric mucous membrane tissue, long-term infection will gradually destroy the gastric mucous membrane tissue, affecting the function of the digestive tract, causing gastritis, gastric ulcer and other diseases. Helicobacter pylori is also a carcinogenic factor, if not actively treated and allowed to develop, it will lead to stomach cancer. H. pylori is also contagious, mainly through oral-oral transmission or fecal-oral transmission, and can be transmitted through close contact with family members, such as eating together, using dishes and cups together, resulting in family members falling ill. To summarize, H. pylori weak positive is also need to be actively treated, it is recommended that under the guidance of the doctor, the regular use of medication for treatment, and at the same time to follow the doctor’s instructions for regular review.