Natural Factors Organic Low FODMAP Reliefibre UnflavouredRelief for IBS and intestinal discomfort. Reliefibre from Natural Factors provides a non GMO, soluble dietary fibre to help improve bowel regularity and relieve minor symptoms associated with irritable bowel syndrome (IBS). Available in unflavoured and in delicious natural tropical flavour, this Monash University Low FODMAP CertifiedTM and organic fibre supplement mixes easily with water, juice, or foods without changing the texture, thus providing