Prairie Naturals Quercetin 500mg, Bioflavonoid Antioxidant for Immune and Cardiovascular Support, 60-120 Vegetable Capsules Size:120 Vegetable Capsules SuperFocus™ is a reliable alternative

SuperFocus™ is a reliable alternative for anyone looking for a focus or performance boost at work or for study

and contains no non‑medicinal ingredients

A blend of wild raw black chaga

Is IsoFemme gluten-free

Prairie Naturals Quercetin 500mg, Bioflavonoid Antioxidant for Immune and Cardiovascular Support, 60-120 Vegetable Capsules Size:120 Vegetable Capsules SuperFocus™ is a reliable alternativePrairie Naturals Quercetin 500mg Details Quercetin is a flavonoid one of the plant pigments that give fruits, flowers and vegetables their colour and it is among the most abundant in the human diet, concentrated in onions, apples, capers and tea. It has drawn attention for two reasons that sit close together: it is a capable antioxidant, and it influences the inflammatory response. As an antioxidant it supports immune function by limiting free radical