Question: what is the best fiber supplement to buy?
Answer: Best Overall: Renew Life Organic Triple Fiber at Amazon. ... 
Best Organic: Garden of Life Dr. ... 
Best to Help Lower Cholesterol: Metamucil Sugar Free Original Smooth Powder at Amazon. ... 
Best Budget: Benefiber On-the-Go Sticks at Amazon. ... 
Best Whole Food Fiber Source: Navitas Organics Chia Seeds at Amazon.