Purple sweet potato is not only bright in color but also delicious in taste. Therefore, it is deeply loved by the general public. In addition, it is a coarse grain product in food. It is suitable for those who are losing weight or have fitness needs. It is said that it is also a good meal replacement food. So purple sweet potato has so many benefits. What other nutrients are in purple sweet potato? ?
What nutritional value does purple sweet potato have?
Purple sweet potato is rich in dietary fiber, starch, vitamins, trace elements (selenium, iron, calcium, potassium, etc.) and anthocyanins, glycoproteins, carotene, and dehydroepiandrosterone. and other functional factors, which have functions such as antioxidant, anti-tumor, memory enhancement, prevention of hypertension, repair of myocardium, alleviation of liver dysfunction, and enhancement of the body's immunity.
1. Rich in anthocyanins: Anthocyanins are a type of water-soluble substances that are widely present in plants. They are flavonoid polyphenols and are mainly found in the fruits, stems, and leaves of plants. in the cell fluid. Purple sweet potato anthocyanin is a natural pigment extracted from the roots, stems and leaves of purple sweet potato. Purple sweet potato anthocyanin has antioxidant, free radical scavenging, anti-mutation, anti-cancer, anti-cardiovascular disease, and anti-high altitude properties. Blood sugar, improve liver function and other effects; in addition, the anthocyanin in purple sweet potato also has the effect of lowering blood sugar! Suitable for diabetics.
2. Other active ingredients and functions: In addition to anthocyanins, purple sweet potato also contains beta-carotene, dehydroepiandrosteroids, glycoproteins, dietary fiber and polyphenolic compounds, etc. Multiple active ingredients. It can reduce reactive oxygen species in the human body, eliminate free radicals, and has physiological effects such as anti-cancer, anti-tumor, and improvement of the body's immunity. In addition, it also has mild sweating and beauty care effects. In addition, these substances can also improve memory, immune response and stress response, reduce tension, resist cortical diseases, delay aging, promote protein synthesis, etc.
3. The glycoprotein in purple sweet potato can prevent fat accumulation in the cardiovascular system, protect the elasticity of arteries and blood vessels, prevent connective tissue atrophy in the liver and kidneys, and promote digestion in the digestive tract. , respiratory tract and joint cavity lubrication, dietary fiber has the effects of preventing constipation and colon cancer, preventing cardiovascular disease, treating obesity, and eliminating exogenous harmful substances. The polyphenolic compounds in purple sweet potato selectively bind to the outer protein of HIV to form an immune function, which hinders HIV infection and is considered an important substance in inhibiting the onset of AIDS.