Recently, I heard a folk prescription that I want to dye my hair black, so I don't need hair dye. After all, no matter what kind of hair dye will cause certain damage to the hair, so there is a folk prescription that you can use vinegar to soak black beans to dye your hair, which is safe and healthy and has no carcinogens. So what is the practice of frying black beans to dye their hair? Does it really work? Let's take a look.

1, black bean staining method

Tools/materials: black beans, rice vinegar.

first

Prepare 250 grams of black beans.

second

Prepare 750 ml of rice vinegar.

third

Put black beans and rice vinegar into a pot, boil the black beans with high fire, and then remove the residue to get juice.

fourth

Then boil the decoction into a thick paste. Every time you dye your hair, you can apply a proper amount of this medicine juice to your hair for half an hour and then wash it clean.

fifth

Black beans are sweet in taste and flat in nature, and have the effects of promoting blood circulation, promoting diuresis, expelling wind and detoxifying, tonifying deficiency and nourishing blood, and tonifying kidney and blackening hair. Therefore, there is a basis for dyeing black beans.

sixth

Note: black beans: be sure to choose black-skinned green beans that can be used as medicine; Vinegar should be dark and thick, such as aged vinegar. The ratio of the two is about 1: 10 or 15, that is, black beans 1 spoon, and the amount of vinegar is equivalent to 10- 15 spoon (depending on the viscosity of vinegar, if the vinegar is thin and has high moisture,

2. The effect of vinegar soaking black beans

Black beans soaked in vinegar

Traditional Chinese medicine believes that the compatibility and soaking of vinegar and food can activate the effective components of vinegar and food and give full play to the health care function of vinegar. Just like the difference between traditional Chinese medicine and compound prescription, vinegar itself has the effect of softening blood vessels, and it is better to form compound prescription with food. Soaking black beans with vinegar has long been recorded in ancient documents in China. 1973 A large number of medical records were found in the silk book of the third tomb of Mawangdui Han Tomb in Changsha. After sorting out and studying, it is found that this is the earliest ancient medical book in China, named "Fifty-two Prescriptions for Diseases", in which there is a record about soaking black beans in vinegar: "Black beans boil vinegar, nourish stomach and kidney, and make urine stagnate."

Black beans soaked in vinegar completely retain the nutrients of black beans. At the same time, black beans become soft and delicious after a long period of vinegar stains, and will not cause diarrhea. In addition, pure natural brewed rice vinegar contains more than 20 kinds of amino acids and 16 kinds of organic acids, which can promote metabolism, accelerate fatigue recovery, and some can also lower cholesterol and prevent arteriosclerosis. A biological research institute in Japan studied the hypolipidemic effect of soaking black beans in vinegar. After research, it was found that after 8 weeks of soaking black beans in vinegar, the blood lipid of more than 80% people decreased significantly.

The effect of vinegar soaking black beans;

Soaking black beans in vinegar has the effects of caring skin, losing weight, tonifying kidney, improving eyesight and blackening hair, and can effectively improve constipation, hypertension, hyperlipidemia, backache and leg pain, diabetes, prostate disease, gray hair, coronary heart disease, decreased vision, eye pain, dryness, dizziness, headache and other symptoms caused by watching computer or TV for too long. At the same time, soaking black beans in vinegar also has a good effect on improving myopia and other eye diseases. In the "Secret of Grandpa Chang's Dining Table" reported by CCTV's "Traditional Chinese Medicine", 93-year-old Grandpa Chang was jealous because of long-term soaking in black beans.