Did you know that lemon has polyphenol flavonoids that lower bad cholesterol level naturally? Moreover, vitamin c and b that contain in lemon clean the blood vessels. Therefore, you can reduce the chance of having heart diseases, diabetes, and high blood pressure. For this, you need 500ml of water and six lemons. First, clean the lemon and cut into two pieces. Add the lemon to the water and boil until it boils and let it cool for 15 minutes. Now add the liquid to a glass container and store in the fridge for later use. Drink this mixture on the empty stomach for better results.