Zucchini is one of the very low-calorie vegetables; give only 17 calories per 100 g. It has no saturated fats or cholesterol; the peel is an excellent source of dietary fiber that helps reduce constipation and offers some protection against colon cancers.
The pods are one of the standard vegetables included in weight reduction and cholesterol control programs by the dietitians.
It is an excellent source of potassium. Potassium is a heart-friendly electrolyte and helps bring the reduction in blood pressure and heart rates by countering pressure-effects of sodium.
Also, they contain moderate levels of a B-complex group of vitamins like thiamine, pyridoxine, riboflavin, and minerals like iron, manganese, phosphorus, and zinc.