Nature's Answer Passionflower Vegetarian Capsules provide a natural calming botanical, standardized for 3.5-4% Flavonoids as Isovitexin. Since 1972, Nature's Answer has been dedicated to harnessing the power of Mother Nature. Their products are vegan, gluten-free, and cruelty-free, with no animal testing. Utilizing Advanced Botanical Fingerprint Technology, they ensure the authenticity, safety, and effectiveness of each product by comparing incoming raw materials to over 800 plant reference standards. Their state-of-the-art facility is NSF GMP Certified, Organic, and Kosher Certified, with over 100 quality control checkpoints per bottle. This vertically integrated process allows them to offer the highest quality at the best possible price, proudly made in the USA with love and responsibility.