 At day 0, prior to clinical procedures, subjects were assigned to 1 of the 2 treatment groups, Viviscal Oral Supplement or Placebo Tablets, based on the completely randomized study design that was generated with no input of subject information and conditions. During the course of the study, subjects consumed 1 tablet 512 mg 3 times per day of the assigned test material, Viviscal Oral Supplement or Placebo Tablets, with water after food. 