Sage is a very ancient medicinal plant in Europe. It has been used for more than 1000 years. The ancient Arabs called it the elixir of life. Later, sage became popular as a spice vegetable. It is mostly used to impart fragrance. It can be made into juice or seasoning juice alone. Curry juice, etc. can be added to dishes. It has a strong fragrance. It is slightly bitter or astringent, so it is suitable for seasoning meat and fish. Italians regard it as a healthy food, which is often eaten with bread and butter. Sage contains a very important component, that is, rat tail oxalic acid. So what is the effect of rat tail oxalic acid?

    Rat tail oxalic acid is a phenolic diterpenoid compound, which was first found in sage of the genus salvia in the Labiatae family. Later, it was found that it also exists in other plants of the Labiatae family, such as rosemary, Salvia pleasure and Salvia Trifolium. Because the rat tail oxalic acid is a kind of oil soluble substance that is easily soluble in oil and insoluble in water, and has high efficiency, safety, non toxicity and high temperature resistance, it is widely used in real life. It can be generally used in oil and fat containing food, biomedicine, chemical industry, cosmetics and feed. In addition to preventing or delaying the oxidation of oil or oil-containing food, improving the stability of food and prolonging the storage time, that is, as a seasoning for meat and fish, it also has good physiological and pharmacological activities. Some studies have found that rat tail oxalic acid can inhibit the proliferation of HL-60 cells, and is expected to become a new drug for the treatment of hematological malignancies, for the treatment of cardiovascular diseases and anti-cancer. Rat tail oxalic acid also has a certain therapeutic effect on heart disease and respiratory system diseases, has a certain anti-cancer property, can inhibit HIV infection, and can effectively regulate the absorption of fat to control people's weight, so as to achieve the purpose of weight loss. In addition, it has certain effects in the treatment of inflammation, sore throat, dyspepsia, the prevention of senile dementia, the treatment of diabetes, and the promotion of the production of nerve growth factors.

    Rat tail oxalic acidA series of effects make sage not only a seasoning spice, but also more medicinal.