Source Naturals, C-B-R™ Vitamin C/Bioflavonoid Complex, 250 tablets Mangosteen Source Naturals ALLER-RESPONSE® is a

Source Naturals ALLER-RESPONSE® is a seasonal Bio-Aligned Formula® that provides systemic support for the sinuses

Methylcobalamin liquid for nerve health and cognitive function

Source Naturals St

* Best taken between meals

Source Naturals, C-B-R™ Vitamin C/Bioflavonoid Complex, 250 tablets Mangosteen Source Naturals ALLER-RESPONSE® is aDescription C B R is a complex of vitamin C (ascorbic acid), citrus bioflavonoids, and rutin, a non citrus bioflavonoid. Vitamin C and bioflavonoids occur naturally together in plants, where they provide a synergistic antioxidant effect. Vitamin C is the single most commonly used vitamin supplement. It plays a major role in the formation of collagen (a structural protein in connective tissue), in amino acid metabolism and hormone synthesis, and in the