At this time, the black lemon has deteriorated, so it is best not to soak it in water to avoid harm to the body. Don't drink it often, you can buy less, or it is better to buy fresh lemons temporarily.
Extended data:
Function and efficacy of lemon slices: Lemon contains sugar, calcium, phosphorus, iron and vitamins B 1, B2, C and other nutrients. In addition, it is rich in citric acid, flavonoids, volatile oil and hesperidin. Citric acid can prevent and eliminate skin pigmentation.
Chinese medicine believes that lemon is mild, bitter and non-toxic. It has the effects of quenching thirst, promoting fluid production, dispelling summer heat, preventing miscarriage, relieving depression, invigorating stomach, relieving pain and diuresis, and regulating vascular permeability. Suitable for girls with edema and puffiness.
Smokers should eat more lemons because they need twice as much vitamin C as non-smokers. Lemon has low calorie and strong contractility, which is beneficial to reducing fat and is a good medicine for losing weight.
Lemon can prevent cardiovascular arteriosclerosis and reduce blood viscosity. Hot lemon juice and honey are very effective in treating bronchitis and nasopharyngitis. Gandhi moistened lung, quenched thirst with acid, stimulated appetite, detoxified alcohol, whitened skin, moistened skin and lowered cholesterol. The rest of the brewing can be suitable for facial treatment of facial spots and acupuncture.
Reference link: Baidu Encyclopedia-Lemon Slices