While spinach is a health food, it contains goitrogens, and eating too much of it interferes in the functioning of the thyroid gland, according to GreenCravers.com. Spinach also contains purine, and consuming too much can cause overproduction of uric acid in the body, which results in gout and kidney stones.
Spinach and other leafy vegetables such as kale, cauliflower and broccoli also contain oxalates, which can become too concentrated in bodily fluids, and result in kidney and gall bladder problems. Heath coach Nina Manolson, as quoted by About.com, suggests cooking kale instead of eating it raw, and mixing it with seaweed to balance out the goitrogens with iodine.Learn More
Fruit is a very healthy food to consume. Some people assume that eating fruit is harmful, like consuming high-fructose corn syrup, because fruit has fructose in it. However, the fructose in fruit and high-fructose corn syrup have very different effects on the body.Full Answer >
If a person wants a nutritious bedtime snack, it is not bad to eat some fruit. Being hungry and going to bed without a snack can cause a grumbling stomach that may prevent a person from getting a good night's sleep. A healthy fruit snack can include some pieces of apple with a slice of cheese.Full Answer >
The average lime contains 1.38 grams of citric acid. This varies in reality according to the size of the lime, its liquid content, its ripeness and the season.Full Answer >
Watermelon is full of beneficial nutrients but, in large quantities, it also causes some uncomfortable side effects. Since watermelon is rich in fiber, it may trigger flare-ups in intestinal disorders such as Crohn's disease or irritable bowel syndrome and cause gas, bloating and diarrhea.Full Answer >