Natural Factors C 500 mg 100% Natural Fruit Chew 500 mg 90 Chewable Wafers Blueberry, Raspberry and BoysenberryBlueberry, blackberry and boysenberry flavored immune support! Natural Factors delicious chewable vitamin C wafers are naturally fruit flavored. Vitamin C is an important antioxidant that helps protect the body against environmental stressors. Product of Canada. Contains no artificial sweeteners; no soy, wheat or yeast. Colors are naturally sourced.