Benefits:
Purple sweet potato is rich in dietary fiber, starch, vitamins and trace elements (selenium, iron, calcium, potassium, etc. ), anthocyanin, glycoprotein, carotene, dehydroepiandrosterone and other functional factors, with antioxidant, anti-tumor, enhancing memory, preventing hypertension, repairing myocardium, relieving liver dysfunction and enhancing immunity.
Disadvantages will lead to unbalanced nutrition.
Extended data:
Other active ingredients and functions:
1. In addition to anthocyanins, purple sweet potato also contains many active components such as β-carotene, dehydroepiandrosterone (DHEA), glycoprotein, dietary fiber and polyphenols.
2. It is reported that the β -carotene of purple sweet potato can reduce human active oxygen and eliminate free radicals, and has physiological effects such as anti-cancer, anti-tumor and improving immunity. In addition, β -carotene also has the functions of sweating and beauty.
3. Professor A. Sevitz, a biochemist at Philadelphia Medical College, isolated DHEA from sweet potato. DHEA is the precursor of sex hormones, which can regulate obesity, diabetes, anti-cancer and virus infection, improve memory, immune response and stress response, relieve tension, resist cortical diseases, delay aging and promote protein synthesis.
References:
Baidu encyclopedia-purple potato