Radiant Swift Keto Watermelon diet helps to lose weight, reduce inflammation and cleanse from toxins - such information can be read on some portals. Like other extreme diets, a watermelon diet promises a lot, but is it really so effective and healthy? There are several versions and ways to conduct a watermelon diet . Fasting is the most popular, which is designed to cleanse the body. It includes a short but strict fast followed by a return to the traditional diet. In the first stage of the fast, you do not eat any products except watermelon and water. This stage usually lasts 3 days. After this time, you can return to the traditional diet or gradually add more products to the daily menu. In another, less restrictive diet variant, in addition to watermelon, you can eat other seasonal fruits, such as raspberries, fermented milk drinks and - in small quantities - bread. In turn, other sources say that a watermelon diet should last a minimum of 5-7 days and should be carried out 1-3 times a year. It is included in the fasting diet . Watermelon on a diet Watermelon comes from southern Africa.