蔬菜含有蛋白质、糖，重要的是它还含有多种维生素和矿物质，这是人体健美不可缺少的营养物质，也是动物性食品较缺乏的成份。例如：韭菜、胡萝卜、南瓜、番茄等蔬菜含有较多的胡萝卜素。胡萝卜素是维生素Ａ的前身，在人体肝脏及肠粘膜中可转变为视黄醇，使人体获得维生素... Vegetables contain protein, sugar, it is important that it also contains a variety of vitamins and minerals, which is indispensable to human bodybuilding nutrients, but also the lack of animal foods ingredients. For example: leeks, carrots, pumpkins, tomatoes and other vegetables contain more carotene. Carotene is the predecessor of vitamin A in the human liver and intestinal mucosa can be converted to retinol, the body to obtain vitamins ...