It is animal fat which tends to form gallstones. Drinking water helps prevent gallstone formation. It has been discovered that those with gallstones drink little water. Drinking a pint of water causes the gallbladder to empty about 10-20 minutes later. Lack of exercise increases the likelihood of gallstone formation.
Cholesterol is excreted more rapidly by the liver and bladder with more exercise.
The truth is that everything works better when you exercise regularly. Do not overeat. This is very important. Do not eat processed, fried, sugared, spicy, or junk foods. Do not use alcohol, caffeine, or tobacco.