红薯鲜叶营养丰富,尤其是 B 族维生素以及钙、铁的含量,相当于菠菜的2倍多,而对人体不利的草酸含量,仅为菠菜的三分之一。研究表明,红薯叶具有增强免疫能力,促进新陈代谢、延缓衰老、降低血糖、通便利尿。对于预防动脉硬化和各种肿瘤,防止细胞癌变,保护视力等,都有良好的保健功能和医疗效果。民谚云:“餐餐有红薯,容颜红扑扑”。红薯 Nutritional fresh leaves of sweet potatoes, especially B vitamins and calcium, iron content, equivalent to 2 times more than spinach, and adverse oxalic acid content of human body, only one-third of spinach. Studies have shown that sweet potato leaves have enhanced immune capacity, promote metabolism, anti-aging, lower blood sugar, laxative diuretic. For the prevention of atherosclerosis and a variety of tumors, prevent cancer, protect eyesight, etc., have good health care functions and medical effects. Folk saying goes: “meal has sweet potato, face red flutter.” sweet potato