Not really. Ideally one should never skip a meal or a snack. This hampers the functioning of insulin in our body, leading to hormonal issues and diabetes. The key to cleanse once body is to eat right, in small portions and drink lot of water. Water is effective in transporting oxygen via blood and also excreting toxins out of the body. The more we drink water, the more toxins gets expelled out of our body. We can also try cleansing juices like green juices containing kale, cucumber, lemon and other anti-oxidant rich food items. Follow a healthy chart of proper diet in small portions, more raw vegetables and fruits for natural cleansing and plenty of liquids. Tender coconut and buttermilk can also aid in natural cleansing of our body. Eat right to be toxin free.