spinach, kale, celery, cucumber, parsley, apple, lemon (110 calories) 

Spinach: A good source of choline, which improves mental function, and folic acid, a heart protector, spinach is one of only four vegetables that are high in vitamin E. Also high in cancer-fighting lutein, chlorophyll and vitamins A and C, and is a good source of calcium, iron, protein and potassium.

Kale: Excellent source of vitamin A and chlorophyll. Good source of vitamin C, with some calcium, iron, folic acid and potassium.

Celery: Used as a treatment for high blood pressure. Also helps detoxify carcinogens. Mild diuretic, anticancer.

Cucumber: Source of vitamin A, iron and potassium. High in water. Contain sterols, which may help the heart by reducing cholesterol.

Parsley: A diuretic. Helps the body dispel excess water and flush the kidneys. One of the richest food sources of vitamin C.

Apples: Help cleanse the system, lower blood cholesterol levels, keep blood sugar level up and aid digestion.Help eliminate toxins and are4 a good source of vitamin A, B, C, and riboflavin. High in pectin and boron.

Lemons: High in vitamin C and limonene, which is thought to inhibit breast cancer.