Bio-Botanica, Inc. Yarrow Flowers In Propylene Glycol is a product from the Asteraceae plant family, with the Latin name Achillea millefolium. Its key chemical constituents include volatile oil (including linalool, camphor, sabinene, chamazulene), sesquiterpene lactones, flavonoids, alkaloid (achilleine), polyacetylenes, triterpenes, salicylic acid, coumarins, and tannins. This product serves functional categories in food, beverages, and dietary supplements, including digestive support and support for women's health.