A Study Comparing a Plant-Based Diet With Supplements and Placebo in People With Monoclonal Gammopathy of Undetermined Significance (MGUS) or Smoldering Multiple Myeloma (SMM)

The meals will have a low glycemic index and contain legumes, vegetables, whole grains, and plant-based fats that have undergone minimal processing. Detailed recommendations for snacks and breakfasts meeting the standard of a WFPBD will also be given to supplement their daily calorie needs with access to education materials. Patients will also receive dietary education and counselling from a research dietitian every 4 weeks for the 12-week intervention period. They will have access to the team for questions and support as needed

For 52 weeks on the supplement arm, patients will be given algae omega 3 supplements and curcumin supplements (Sabinsa pharmaceuticals) twice daily

For 25 weeks on the placebo arm, patients will be given placebo supplements twice daily (Veggie Doctor/M and M pharmaceuticals and Sabinsa pharmaceuticals).