How can you make a bile solution for science lab?

To create a bile solution for a science lab, mix distilled water with powdered bile salts, which can typically be obtained from a scientific supplier. Use a concentration that mimics natural bile, commonly around 0.5 to 1.0% bile salts. Stir the mixture thoroughly until the powder is fully dissolved, and adjust the pH if necessary to resemble the natural conditions in the digestive system. Ensure to label the solution properly and store it in appropriate conditions.