Description Seasonal Bioflavonoid Complex Dietary Supplement Quercetin is a bioflavonoid similar to rutin. Human cell culture studies with quercetin demonstrated its capability to inhibit the release of histamines. NutraDrops Quercetin provides quercetin in a liquid base that is easily absorbed. Suggested Use Shake well before using. 1 to 2 droppers daily. Other Ingredients Purified water, glycerin, natural orange flavor, xanthan gum, lactic acid, stevia leaf extract, lecithin, lauric arginate, and potassium benzoate. Contains soy. Warnings Caution: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product. Quercetin will stain fabrics. Do not use if tamper-evident seal is broken or missing. Keep out of the reach of children.