VITAMIN C FOR ALL-DAY IMMUNITY SUPPORT† – Your immune system defends your body all day long. Give it the help it needs with Nutrilite™ Vitamin C Extended Release, made with acerola cherry – nature's most concentrated source of vitamin C – grown on our Nutrilite™ farms. Each tablet delivers the same amount of vitamin C as 7 oranges, 16 lemons, or 6 grapefruits in a slow, steady release for 8 hours to help support your immune system.†