Bio-Botanica, Inc. Rose Hips In Propylene Glycol is a product under the plant family Rosaceae, with the Latin name Rosa canina. It contains flavonoids, carotenoids, fatty acids (FAs), and has a high content of vitamins, especially vitamin C. Similar to the previous Rose Hips product, it is used in the food/beverage/dietary supplement functional categories of immune support and nervous system support.