They are some of the healthiest substances known. Tasty, inexpensive and easy to find, they also contain very few Calories, making them some of the ideal foods to consume on a regular basis.

The list is:

1. Celery

Consisting mostly of water and some fiber,  celery has only 16 calories per 100g. It is a source of potassium Vitamin K, Vitamin C and is one of the best foods for improving the state of the adrenal glands.

2. Apples

Despite having 52 calories per 100 grams, apples contain healthy fiber along with Vitamins C and A. It is also considered one of the best foods for improving the health of the liver.

3. Cabbage

Cabbages have just 25 calories per 100 grams. Cabbage is one of the great foods for fat loss, improved digestion and overall strengthening the health of the spleen and large intestine.

4. Zucchini

Zucchini have just 17 calories per 100 Gram Serving.  Zucchini contains high amounts of Vitamin B and zinc, making it great for improving the immune system.

5. Cauliflower

Cauliflowers have only 25 calories in a 100-gram serving. If you are looking to help strengthen the lungs, look no further. This vegetable is one of the ideal for helping strengthen the lungs.