Corn contains Vitamin B1 (thiamine, Folate, Vitamin C, Phosphorus, Vitamin B5 (pantothenic acid, Vitamin A (more in the yellow corn), Manganese, and several antioxidants including ferulic acid and phenolics. It depends on what kind of corn and how it is prepared, but for the most part corn offers carbohydrates, potassium, protein, and fiber. Apparently, an average sized ear of corn has approximately 75 calories and only 1 gram of fat (before people smother it in butter and salt, etc). Corn also provides many vitamins, such as B1, B5, vitamin C, and other nutrients including folate, phosporous, and manganese.
sugar
Yes sweet potatoes contain sugar
Yes, sweet potatoes contain phosphorus.
Yes, you can use Epsom salts on sweet potatoes. Epsom salts, which contain magnesium sulfate, can help improve nutrient absorption and promote healthy growth in plants. However, it's important to use them sparingly, as excessive application can lead to nutrient imbalances. Diluting the Epsom salts in water and applying it during the growing season can be beneficial for sweet potatoes.
iron
fat
An important nutrient would be beta carotene, which the body uses to make Vitamin A.
no
Sweet potatoes contain a moderate amount of vitamin K, though they are not among the highest sources of this nutrient. A typical serving provides about 1-2% of the daily recommended intake. While they are more renowned for their high levels of vitamin A, fiber, and other nutrients, incorporating sweet potatoes into your diet can contribute to overall vitamin K intake.
Yes. Many different foods contain the same nutrients.
Sugar.
Sweet onions contain less sulfur than ordinary onions.