The terms proximal (from Latin proximus, meaning 'nearest') and distal (from Latin distare, meaning 'to stand away from') are used to describe parts of a feature that are close to or distant from the main mass of the body, respectively.
But, with Citrucel and/or Metamucil you can start with one teaspoon mixed in water or juice. If you have diarrhea don't use the preparation with artificial sweeteners. Use the one with sugar. I think artificial sweeteners (some of them) might cause more diarrhea.
Photo Credit KathyKafka/iStock/Getty Images. Metamucil is a fiber supplement that helps relieve constipation and keeps you regular. It makes increasing your fiber intake easier, since it comes in a variety of forms, including chewable wafers, powder, capsules and others.void having loose stools after taking your Metamucil supplement by gradually increasing your intake each day. Since Metamucil conveniently comes in powder forms, you can easily control the amount of fiber you consume. Add a small amount, such as 1/2 tsp., and see how you feel.