Get unsurpassed quercetin support with Bioactive Quercetin EMIQ® by Natural Factors. Quercetin has become popular in the supplement world due to its unique antioxidant profile, which makes it a great option for anyone looking to promote total body wellness. Each serving delivers 167 mg of EMIQ®, a patented, highly absorbable form of quercetin. Contains no artificial colors, preservatives or sweeteners. Free of dairy, starch, sugar, wheat, gluten, yeast, egg, soy, fish, shellfish, animal products, salt and tree nuts.