Doctor Oz USANA Oral Care Sweepstakes (1,000 Winners!) Posted On October 22, 2019 Enter for your chance to win the Doctor Oz USANA Oral Care Sweepstakes! Ends October 22, 2019. Good Luck!PRIZES INCLUDE: (1,000 winners) Each winner will receive one (1) 4 oz tube of USANA® Whitening Toothpaste and a month supply of USANA® Oral Probiotic. Each Prize has an Approximate Retail Value (“ARV”) of $31.80. Total ARV of all Prizes is $31,800