Aug 28, 2018 Wildly Interested in Learning More About High Dose Vitamin C? Dr. Andrew Saul brings to life the effectiveness of high dose vitamin C in this educational video created in conjunction with Riordan Clinic. Continue reading Tags: AIDS andrew saul phd bowel tolerance cancer dr. andrew saul flu shot high dose HIV hoffer immune booster immune support inflammation influenza ivc symposium linus pauling loose bowels multiple sclerosis orthomolecular polio riordan clinic sufficient c vitamin c vitamin c for major diseases