You can clean your small intestine by drinking plenty of water and staying hydrated.
Also eating fresh fruits and vegetables high in water such as watermelon and tomatoes can help to clean your colon and small intestine.
To get old poop out of your colon you can do so by doing a colon cleanse by adding fiber and probiotics to your diet and also consuming some salt water or mixing some apple cider vinegar with honey and drinking it.
You can also take colon cleanse medications to help you flush your colon out.
The healthiest way to flush your colon is to drink more water, increase your fiber intake, and make regular time for physical exercise.
Try to have three or more bowel movements a week.
Talk with a doctor about other ways to prevent constipation and avoid the overuse of laxatives.
When you do a natural colon cleanse it can take you from 4 to 6 hours to empty your stomach and then another 8 to 10 hours for the food to move through your intestines.
When you do want to fully cleanse your colon it can take as long as 56 hours for the colon cleanse to complete to where your colon is fully cleansed.
You can help naturally detox your colon and cleanse your colon by using some Apple Juice and Lemon Juice.
Just Take ½ cup Apple Juice, add 2 tablespoons Lemon juice and a teaspoon of ginger juice together and mix them with 1/2 cup of water water.
Then drink that mixture once per day to keep your colon cleansed and healthy.
You can also buy some colon cleanse medicine through online or in stores which will do a great job at cleansing your colon.