Can Too Much Kale Be Toxic

But in some cases, eating kale might not be as healthy as you think. For example, it can interact with thyroid function if it’s eaten in very high amounts. It contains something called progoitrin, which can interfere with thyroid hormone synthesis and essentially block the iodine your thyroid needs to function.

How much kale per day is safe?

Two cups of kale—about the amount you’d enjoy in a salad—deliver almost all your vitamin A for the day (99% Daily Value from beta-carotene), along with 67% of your vitamin C.

Is eating kale everyday healthy?

Given its incredibly low calorie content, kale is among the most nutrient-dense foods in existence. Eating more kale is a great way to dramatically increase the total nutrient content of your diet. Kale is very high in nutrients and very low in calories, making it one of the most nutrient-dense foods on the planet.