Where Science Works Naturally With Full Spectrum and Bioflavonoids Not Tested on Animals Liquid Concentrate contains Citricidal (60% grapefruit seed extract and 40% vegetable glycerin), a quaternary compound synthesized from the seed and pulp of grapefruit. The grapefruit bioflavonoids (polyphenolics) are converted into an extremely potent compound. Our eBay Store ... Read More