Hesperidin - complex supplements contain hesperidin, hesperidin MC (hesperidin methyl chalcone) and vitamin C. (nutrientsreview.com)
Chocolate PaleoMeal ® contains no sucrose, fructose, or artificial sweeteners, and is sweetened with chalcone (a bioflavonoid - derived sweetener), the laxation - free polyol erythritol, and the herb stevia. (betterbydrbrooke.com)
Though more research needs to be completed with pets, it does show promise with a special form called quercetin chalcone that is better absorbed by the body. (wagbrag.com)