what are the best vitamin c supplements?
['B- Nordic Naturals Vitamin C Gummies.', 'B- Rainbow Light Gummy Vitamin C Slices.', 'C+ Vitafusion Power C.', 'C+ Ester-C.', 'C+ Solgar Ester-C Plus.', "C Nature's Answer Liquid Vitamin C.", 'C Pure Synergy Pure Radiance C.', 'D+ Spring Valley Chewable Vitamin C.']