https://www.healthline.com/nutrition/natural-flavors#TOC_TITLE_HDR_2 What are natural flavors? According to the Food and Drug Administration (FDA) Code of Federal Regulations, natural flavors are created from substances extracted from these plant or animal sources (1): spices fruit or fruit juice vegetables or vegetable juice edible yeast, herbs, bark, buds, root leaves, or plant material dairy products, including fermented products meat, poultry, or seafood eggs